The thinking behind every deciqAI agent — open-sourced.

Know where your judgment is reliable and where it isn't — stay inside the circle, and widen it deliberately.

Commit far enough below your estimate of worth that even a wrong estimate still leaves you safe.

The real cost of any choice is the next-best thing you gave up — not what you paid.

Assume the plan already failed catastrophically, then work backward to name the causes — before you commit.

A small fraction of inputs produces most of the output. Find the vital few; ignore the trivial many.

For large, irreversible, life-defining choices, pick the path you'll least regret — not the highest EV.

Before you remove a rule or process, understand why it was built. Only then are you fit to judge it.

Small consistent growth compounds into astonishing long-run results — in capital, skill, and reputation.

We seek and weight evidence that confirms what we already believe. Hunt for what would prove you wrong.

Money and effort already spent are gone. Decide only on the marginal cost and benefit from here forward.

Break a problem into parts that are mutually exclusive and collectively exhaustive — no overlaps, no gaps.

The durable structural advantage that keeps competitors from competing your returns away.

Industry profitability is set by five forces — rivalry, buyers, suppliers, entrants, and substitutes.

People don't buy products; they hire them to make progress in a circumstance. Find the job.

A startup searches for a repeatable business model. Test the riskiest assumption before you scale it.

An MVP isn't a small product — it's the smallest test that yields trustworthy evidence about one assumption.

Some products get more valuable the more people use them. Map the loop; defend the cold start.

Beyond robust: systems that gain from disorder. Cap the downside, leave the upside open.

Rare, extreme, explained-only-in-hindsight events dominate outcomes. Build for the tails you can't predict.

Every metric, model, and deck is a simplified, aging abstraction. Don't confuse it with reality.

Pull 12.4M US business registrations — names, formation dates, registered agents — straight from five states' official open-data APIs, free and commercial-use OK.

Faced with a non-trivial decision, ask three questions: How will I feel in 10 minutes?

A startup's growth is a sequential funnel — each stage gates the next.

Abduction — inference to the best explanation — is the only mode of reasoning that introduces new ideas.

Activation is the moment a new user first experiences real value — the "aha moment" — and the single biggest lever on retention and revenue for…

When people estimate an unknown quantity they start from a reference point — an anchor — and adjust.

Every growth option a firm has falls into one of four quadrants defined by two axes: existing vs.

Days Sales Outstanding (DSO) is the average time to collect after a sale.

You have something valuable to sell — a technology, a formula, a method, a dataset, a research result.

Authority bias is the automatic tendency to comply with directives from authority figures — often overriding one's own judgment, ethics, or evidence.

The availability heuristic: people estimate probability by how easily examples come to mind.

BATNA (Best Alternative to a Negotiated Agreement) is the value of your best fallback if no deal happens — the floor below which you walk away.

Maps each business unit on a 2×2 grid of market growth rate vs.

Most competitive strategy assumes industry boundaries are fixed.

Raising venture capital is not a milestone; it's a choice that commits you to a specific outcome — a large, fast, high-multiple exit — because that's…

From Traction (Weinberg & Mares, 2014): most startups die from lack of distribution, not product, and they fail because they over-invest in one favored channel instead…

A business creates, delivers, and captures value through nine interlocking blocks (Customer Segments, Value Propositions, Channels, Customer Relationships, Revenue Streams, Key Resources, Key Activities, Key Partners…

The cash conversion cycle (CCC) measures how long cash is trapped between paying suppliers and collecting from customers: CCC = DIO (days inventory) + DSO (days…

Every strategy contains elements that must change and elements that must not.

A checklist is a short written list of must-not-skip steps for a complex repeated operation.

Most learning models treat acquisition as the final destination.

Working memory holds ~4 chunks of novel information — a hard limit.

Eight interconnected domains constitute human cognition: (1) Perception & Attention, (2) Memory, (3) Language & Thought, (4) Decision Making & Judgment, (5) Metacognition, (6) Emotion &…

Small commitments today dramatically raise the probability of large commitments tomorrow — people have a strong drive to behave consistently with prior choices, especially ones that…

Mutually beneficial specialization depends on relative productivity, not absolute.

Content-led growth turns a website into a compounding acquisition asset by covering the topics your buyers search, organized as pillar + cluster pages that build topical…

Continuous discovery (Teresa Torres, Continuous Discovery Habits, 2021) replaces one-off research with a weekly cadence of customer touchpoints by the team building the product, structured around…

Peter Thiel opens Zero to One (2014) with an interview question he says he asks constantly: "What important truth do very few people agree with you…

Critical thinking evaluates a conclusion by explicitly testing it against alternative interpretations — the conclusion that survives the most disconfirmation attempts is the one to act…

Importing an actual mechanism from a foreign domain and applying it structurally to a home-domain problem — producing a configuration no expert in either field could…

Biological learning capacity remains measurable into the 70s and 80s.

Most B2B teams treat relationship deepening as an attitude problem — be friendlier, schedule more QBRs.

The parent second-order-thinking traces downstream consequences others miss.

The parent opportunity-cost measures the value of the best foregone alternative.

The parent mece forces mutually-exclusive, collectively-exhaustive buckets.

The parent decision-tree maps branching qualification logic.

The parent checklist is a verifiable gate.

Cynefin (pronounced "kuh-NEV-in"; Welsh for "habitat") is a sense-making framework by Dave Snowden (IBM, 1999).

A death spiral is a self-reinforcing negative feedback loop in competitive markets.

A decision tree maps a multi-stage decision: decision nodes (squares) for choices you control, chance nodes (circles) for outcomes you don't, probabilities on every branch, payoffs…

Cal Newport's framework (2016): deep work = undistracted, cognitively demanding activity that creates hard-to-replicate value; shallow work = logistical, responsive, easy-to-replicate work that fills modern calendars.

In Zero to One (2014, ch.

Most people confuse repetition with learning — they accumulate years of experience and plateau.

The highest-value market position is not to fulfill demand but to define it — to become the entity whose framing of the problem the customer adopts…

Design thinking — formalized by Tim Brown at IDEO and Stanford's d.school, grounded in Simon (1969) and Rittel's "wicked problems" — replaces assumption-driven decisions with evidence…

Separate what is within your power (judgments, intentions, voluntary actions) from what is not (outcomes, others' actions, external events) — then direct effort to the first…

SPIN Selling (Neil Rackham, from large-sale research) structures a discovery call around four question types in order — Situation, Problem, Implication, Need-payoff — so the buyer…

Most incumbents fail not because they make bad decisions, but because they make good ones.

Paul Graham's counterintuitive rule: early on, the unscalable is exactly what you should do.

Ask for something large (expect refusal), then retreat to the smaller request you actually wanted.

Two parallel modes: System 1 — fast, automatic, effortless (pattern recognition, gut feel).

Dunbar's number (~150) is the cognitive limit on stable social groups the human neocortex can sustain, with nested layers at ~5, ~15, ~50, then outer bands…

The Dunning-Kruger effect is the systematic self-assessment asymmetry demonstrated by Kruger & Dunning (1999): bottom-quartile performers overestimate rank by ~50 percentile points; top-quartile performers underestimate by…

Core competence (Prahalad & Hamel, 1990) becomes dynamic when you recognize that competences decay, markets change what they reward, and building sequence matters.

Average cost per unit falls as output rises — fixed costs spread thinner, specialization deepens, and learning compounds.

Emergence: many interacting parts produce whole-level properties that cannot be predicted from the parts alone.

People demand roughly 2× more to give up something they own than they would pay to acquire the identical thing — purely because they own it.

The parent margin-of-safety sizes a buffer against estimation error.

Two questions decide most repeated bets: is this bet good?

A meaningful empirical claim must specify what observations would refute it.

A system has a feedback loop when its output circles back as input to the next cycle.

The Feynman Technique tests whether understanding is genuine (can reproduce, predict, extend) or surface (can recognize, recall jargon).

Lieberman and Montgomery's 1988 landmark paper established both the mechanisms of first-mover advantage and, with equal rigor, the mechanisms of first-mover disadvantage that make late entry…

In a small company the founder is the critical infrastructure: when their energy, health, or judgment fails, the company fails.

Before product-market fit, the founder must run sales personally — not because it scales, but because it's the fastest, highest-fidelity discovery loop and the only way…

A specific cognitive mode for running an early-stage company — different from manager mindset (optimizing known systems) and employee mindset (executing within fixed scope).

Founders diverge along two behavioral axes: (1) actively seeking mentors vs.

The framing effect: logically equivalent descriptions of the same decision produce different choices depending on whether outcomes are cast as gains or losses.

The parent checklist is a must-not-skip gate.

The parent second-order-thinking traces consequences others miss.

The parent decision-tree maps branching choices with payoffs and probabilities.

The parent principal-agent analyzes misaligned incentives between parties.

The fundamental attribution error (FAE) is the systematic tendency to over-weight character factors and under-weight situational factors when explaining others' behavior — while reversing this for…

Goodhart's Law: when a metric controls behavior, people optimize the metric rather than the underlying goal.

Most improvement frameworks measure interventions by immediate effect — quarter-over-quarter lift, year-one ROI.

A single positive or negative impression biases judgments of all unrelated attributes.

Before assuming someone hurt you on purpose, construct the version where they made a mistake — and see how much evidence it explains.

Herzberg's 1959 Pittsburgh study found satisfaction and dissatisfaction are two independent axes.

Top performers' results stem from nine hidden advantage dimensions — not visible actions.

Hindsight bias — the "I knew it all along" effect — is the tendency, after learning an outcome, to misremember your prior judgment as having been…

People discount the near future far more steeply than the distant future, producing dynamically inconsistent preferences: patient choices for next month reverse when next month arrives.

Behavior follows incentives more reliably than character, intent, or training.

The most common strategic error is applying the wrong growth mode to a goal.

A structured 3-step process (financial reports → expert dialogue → unique view) for building a working industry mental model in approximately one week.

The parent checklist is a must-not-skip gate.

The parent premortem imagines the failure and works backward.

The parent customer-relationship-ladder moves contacts up rungs.

The parent principal-agent analyzes misaligned incentives between an agent and the principal they serve.

Intrinsic motivation is a portfolio of distinct sources — not a binary switch.

K = i × c, where i = average invites per existing user, c = conversion rate into new activated users.

When you say "I know I should but I just don't do it," the standard explanation is a failure of willpower.

John Kotter built this model from studying one hundred corporate transformations — most failed.

A landing page converts when a visitor, in seconds, understands what it is, who it's for, why it's better, and what to do next — with…

Most founders and strategists treat "first" as the prize: enter before anyone else and the market is yours.

Lateral thinking is the discipline of solving problems by approaching them from unexpected angles — not by going deeper along an existing logical path but by…

Latticework is the practice of cross-wiring mental models from multiple disciplines on the same situation.

Different life stages create different competitive advantages and demand different investments.

For non-perishable items — ideas, books, technologies, institutions, practices — life expectancy is proportional to current age.

A fallacy is an argument that looks like it works but doesn't.

People evaluate outcomes relative to a reference point (not absolute wealth), weight losses ~2.25x as heavily as equivalent gains, are risk-averse in gain frames and risk-seeking…

Most leadership programs target skill acquisition.

Maslow's Hierarchy proposes needs organize into levels of prepotency — lower needs must be at least partially met before higher needs become motivationally dominant.

Metacognition is the live monitoring loop during reasoning — "am I doing this right now; what strategy am I using; should I switch?" — not after-the-fact…

中庸 (Zhongyong) is Confucian philosophy attributed to Zisi (c.

The Minimum Viable Audience (Seth Godin) is the smallest group of people whose problem you can solve so well they tell others — the deliberate opposite…

A Minsky Moment is the point at which a leveraged financial system tips from apparent stability into rapid self-reinforcing collapse — caused by the internal dynamic…

Competitive advantage is two distinct things, not one: form (形, xíng) — the structural stock built before any contest (capital, distribution, brand, product, org capability) —…

Under perfect competition, no firm makes economic profit: entrants arrive until price equals marginal cost, and every player fights for scraps while telling itself the fight…

The parent incentive-design aligns incentives while avoiding perverse behavior.

The parent premortem imagines the failure and works backward.

The parent decision-tree maps branching choices to outcomes.

The parent anchoring shows a first number silently biases all judgment.

The parent checklist is a verifiable gate.

Mr.

The narrative fallacy is the tendency to construct retrospective causal stories that make past events seem inevitable — even when those events were largely random or…

The narrow gate is the path that is genuinely difficult, genuinely right, and genuinely compounding — avoided by most who prefer immediate legibility over long-term leverage.

A Nash equilibrium is a stable point in multi-player interaction: a combination of strategies where no player can improve their payoff by unilaterally changing their own…

Robert Dilts' Neurological Levels maps how change propagates through a 6-level hierarchy (grounded in Bateson 1972): change at a HIGHER level cascades down automatically; change at…

The Nine-Level Cognitive Tower (九层塔) disaggregates cognitive development into nine distinct operating levels, each with observable behavioral signatures.

Every market — capital, talent, customers, ideas — prices the consensus view into its current state.

A non-zero-sum interaction is one where mutual gain (or mutual loss) is possible — the parties' outcomes do not simply cancel each other out.

The North Star Metric (NSM) is the single metric that most directly measures value delivered to customers and predicts revenue over time.

People procrastinate on retirement savings, skip vaccine appointments, and leave privacy settings on dangerous defaults — not from ignorance, but because the choice environment works against…

Objections are information, not rejection.

OKRs separate ambition from measurement: an Objective is qualitative and aspirational; Key Results (3-5) are quantitative outcomes proving the objective was reached.

Colonel John Boyd (1927-1997) derived the OODA Loop from Korean War air-combat data: the F-86 Sabre achieved a ~10:1 kill ratio over the technically superior MiG-15…

Organic growth builds value from within (product, operations, retention, unit economics).

International expansion forks into two models: Spirit Expansion (精神出海) — product/IP travels digitally or via exported goods, no local presence required — and Physical Expansion (实体出海)…

People remember experiences not by averaging all moments but by sampling two: the peak (highest emotional intensity) and the end.

Two distinct questions decide early-stage growth: (1) PMF — do enough users love the product they'd be very disappointed without it?

Maps competitive position across four strategic dimensions: Point (one capability, easily copied) → Line (integrated pipeline, integration is the asset) → Plane (platform/ecosystem where others transact…

Positioning (April Dunford, Obviously Awesome, 2019) is the context you set so customers instantly understand why your product is great for them.

A power-law distribution is a statistical distribution where probability of size x is proportional to x^(−α): large events are rare but far more probable than a…

Price is a structural decision, not a calculated number.

One party (the principal) delegates to another (the agent) whose interests differ and whose actions can't be fully observed — producing agency cost: monitoring spend +…

Whatever the other party does, each player is individually better off defecting — so both defect, and both end up worse than mutual cooperation.

Most reasoning is binary: will it happen, or won't it?

Ramen profitability (Paul Graham) = the startup makes just enough to cover the founders' basic living costs.

The parent peak-end-rule says memory is dominated by the emotional peak and the end.

The parent decision-tree maps sequential choices under uncertainty.

The parent customer-relationship-ladder moves contacts up rungs stranger → advocate.

The parent checklist is a must-not-skip gate.

The rule of reciprocity — if someone gives you something, you owe them something back — recurs across virtually every documented human culture (Mauss 1925; Gouldner…

The Red Queen Effect: competitors must continuously improve just to maintain relative position — because everyone else is improving simultaneously.

A referral loop is a repeatable cycle where using the product produces new users: a happy customer is prompted, at the right moment, with the right…

Regression to the mean is the statistical regularity that any noisy measurement producing an extreme value tends to be followed on retest by a less-extreme value…

When parties repeat — or third parties observe — defection costs tomorrow's cooperation, flipping the Prisoner's Dilemma.

The representativeness heuristic is judging probability by how closely something resembles a prototype — overriding actual base rates.

Most organizations operate well below their potential resource access.

Most plans estimate how long each step takes and add them up — producing a multi-year sequential path that reflects a solo, resource-constrained default.

When you buy intelligence from an external AI, you pay for it twice.

The parent checklist converts "are we covered?" into a verifiable gate.

The parent loss-aversion-prospect-theory shows losses loom ~2× gains and that framing drives choices.

The parent margin-of-safety builds a buffer so estimation error doesn't cause ruin.

The parent principal-agent analyzes misaligned incentives between an agent and the principal they serve.

The parent expected-value-and-kelly sizes repeated positive-edge bets to maximize long-run growth without ruin.

Innovations spread on a sigmoid (S-shaped) curve: slow → accelerating → leveling off at saturation.

Scenario planning accepts that certain futures are genuinely unknowable and prepares for several of them rather than betting on one forecast.

Every business follows an S-curve: slow start, steep growth, peak, then decline.

Treats personal growth as three orthogonal dimensions — Height (mission vantage), Width (perspective breadth), Depth (self-awareness accuracy) — each with a distinct mechanism and failure mode.

Self-renewal is the structured practice of identifying which mental models have passed their expiry date and genuinely updating — not merely annotating — them.

Most business failures are not bad luck — they are unexamined answers.

势 (shì) is the propensity of a situation to evolve in a direction — a wave you read and ride, not power you exert.

One party knows something the other cannot verify.

Match your leadership style to each person's development level on each specific task — cycling through four styles (Directing, Coaching, Supporting, Delegating) as competence and commitment…

Six Thinking Hats (Edward de Bono, 1985) prevents the most common meeting failure: different thinking modes colliding simultaneously.

Social proof: we judge what is correct, normal, or worth doing by observing what others — especially similar others — are doing.

A Standard Operating Procedure captures a recurring task as a documented, repeatable sequence so it can be handed to a person or an AI agent and…

Status quo bias is the systematic preference for the current state over available alternatives — even when alternatives are objectively superior by the person's own values.

Strategic commitment converts "I might do X" into "I will do X" — not through rhetoric but by changing payoff structure so follow-through is the rational…

Execution failure is the most expensive strategy problem in organizations — not because strategies are wrong, but because organizations underinvest in the capability infrastructure that converts…

Strategic Spiral Momentum maps organizational strategy as a 10-phase cyclical spiral: 谋势 (plan) → 蓄势 (store) → 造势 (create) → 借势 (leverage) → 起势 (launch) →…

Most organizations apply a single intervention — a town hall, a kickoff — then diagnose failure as a communication problem.

Most communication failure is a failure of sequence and mode — not information.

Survivorship bias is drawing conclusions from a sample pre-filtered by survival — treating survivor traits as the cause of survival when non-survivors (absent from data by…

Switching costs are everything a customer must pay, learn, redo, or risk to move from one product to another — financial, learning, data migration, integration, process…

SWOT maps internal Strengths/Weaknesses against external Opportunities/Threats, then generates strategies via TOWS cross-matrix (SO/ST/WO/WT).

The T-shaped metaphor (deep vertical + broad horizontal) is widely used but rarely validated.

The parent second-order-thinking traces "and then what?" across time and parties.

The parent checklist turns fuzzy "did we cover everything" into a verifiable gate.

The parent premortem runs the clock forward to a failure and works backward.

The parent theory-of-constraints finds the one step that caps total output and subordinates everything to it.

The Mom Test (Rob Fitzpatrick, 2013) is a way to talk to customers so that even your mom can't give you a false positive.

Theory of Constraints (TOC) — Eliyahu Goldratt, 1984: throughput of any multi-step system is determined by its single bottleneck.

A thought experiment is structured reasoning: construct a scenario, trace logical consequences of explicit premises, examine the result for contradiction, hidden assumptions, or new hypotheses.

Kevin Kelly's model: to make a living, a creator or niche business doesn't need millions — it needs ~1,000 true fans who will buy essentially anything…

Three distinct circles govern performance: what you understand (cognition radius), what you can do (capability radius), and what you actually do (action radius).

Thucydides's Trap is the structural danger that emerges when a rising power threatens to displace a ruling power — producing fear in the established power that…

Most frameworks ask: "Is this the right action?" Timing is an independent variable of equal weight — a brilliant action at the wrong time fails because…

A tipping point is the threshold at which gradually accumulating change produces a sudden, self-reinforcing reorganization of a system.

When a shared resource has individual access but no individual responsibility for preservation, rational users extract private benefit while the cost of overuse is shared —…

The parent decision-tree maps sequential choices with payoffs and probabilities.

The parent pricing-strategy captures value by aligning price to willingness-to-pay and cost-to-serve.

The parent peak-end-rule says memory is dominated by the emotional peak and the end, not the average.

The parent customer-relationship-ladder moves a contact up rungs from stranger → advocate.

The parent scenario-planning builds several plausible futures and a response to each.

Brand trust builds through three sequential layers: Functional Trust (does the product do what it claims?) → Emotional Trust (does this brand handle problems with empathy?)…

When urgent demands consume all your bandwidth, the future becomes cognitively inaccessible — not a choice, but a structural block.

Unit economics answer one question: does one customer make or lose money, and how fast do you get the money back?

User research produces data.

Utilitarianism holds that the right action produces the greatest net well-being across all affected parties, weighted by magnitude and probability.

Porter (1985) separates firm activities into primary (inbound logistics, operations, outbound logistics, marketing/sales, service) and support (firm infrastructure, HR management, technology development, procurement).

The voltage effect is John A. List's name for what happens to most promising ideas when they scale: they lose voltage — they fail, shrink, or…

Early hires are the highest-variance, highest-cost decisions a small founder makes: too early burns runway on unvalidated work; too late caps growth and burns the founder…

The winner's curse is the systematic tendency, in a common-value auction — one where every bidder is estimating the same uncertain value from noisy private signals…

Wu wei (无为) — Daoist principle (Daodejing, ~4th century BCE): act without forcing, not without acting.

Zero-sum means total value is fixed — one player's gain is another's exact loss.

Every great business is built around a secret: an important truth that is knowable but that few people know.