A personal, source-faithful notebook on building a startup. Each note distills one talk, essay, or lecture down to what's actionable — real quotes, scannable tables, and a checklist I can run against my own company.
✅ Complete: all 20 lectures of Sam Altman's Stanford CS183B — How to Start a Startup (2014), with 38 hand-built SVG diagrams.
| # | Note | Source | One-line |
|---|---|---|---|
| 01 | The Four Pillars | Sam Altman — How to Start a Startup, Lecture 1 | Idea & Product, deep. Why to start at all. |
| 02 | Teams & Execution | Sam Altman — Lecture 2 | Cofounders, hiring, equity, focus, momentum. |
| 03 | Counterintuitive Startups & How to Have Ideas | Paul Graham — Lecture 3 | Suppress your instincts; "just learn"; ideas come as side projects. |
| 04 | Building Product, Talking to Users & Growing | Adora Cheung — Lecture 4 | Zero→many users: immerse, talk to users, retention, the 3 growth types. |
| 05 | Business Strategy & Monopoly Theory | Peter Thiel — Lecture 5 | Competition is for losers; value = X×Y; build a durable monopoly. |
| 06 | Growth | Alex Schultz — Lecture 6 | Retention is everything; North Star · magic moment · marginal user; virality & tactics. |
| 07 | Building Products Users Love, Part I | Kevin Hale — Lecture 7 | New users = dating, existing = marriage; support-driven dev; the knowledge gap. |
| 08 | Doing Things That Don't Scale, PR & How to Get Started | Tang · Williams · Kan — Lecture 8 | One-hour experiments, the first-users boulder, champions, and how press really works. |
| 09 | How to Raise Money | Andreessen · Conway · Conrad — Lecture 9 | Outlier math, the onion theory of risk, terms, and choosing investors like a marriage. |
| 10 | Company Culture & Building a Team, Part I | Lin · Chesky — Lecture 10 | Designing core values, the five dysfunctions, hiring on values, culture = brand. |
| 11 | Company Culture & Building a Team, Part II | Collison · Collison · Silbermann — Lecture 11 | Hiring the first ten, value-investor talent, references, onboarding, scaling transparency. |
| 12 | Building for the Enterprise | Aaron Levie — Lecture 12 | The $3.7T market delta, why-now shifts, the wedge, asymmetries, and user-led sales. |
| 13 | How to Be a Great Founder | Reid Hoffman — Lecture 13 | The super-founder myth, contrarian-and-right, the paradoxes, and the investment thesis. |
| 14 | How to Operate | Keith Rabois — Lecture 14 | The editor metaphor, delegate-don't-abdicate, barrels vs ammunition, details. |
| 15 | How to Manage | Ben Horowitz — Lecture 15 | One concept: see every decision through the whole company's eyes; Toussaint's three perspectives. |
| 16 | How to Run a User Interview | Emmett Shear — Lecture 16 | Who to talk to, behavior-not-features, the three user groups, and the money test. |
| 17 | Building Products Users Love, Part II | Hosain Rahman — Lecture 17 | Hardware: the full stack, the creation process, the WHYS, and the context engine. |
| 18 | Mechanics — Legal, Finance, HR | Nathoo · Levy — Lecture 18 | Delaware C-corp, equal splits + 83(b), vesting, SAFEs, payroll, and firing. |
| 19 | Sales & How to Pitch | Bosmeny · Seibel · Younis · Caldwell — Lecture 19 | The founder's sales funnel, "shut up," and the 30-second / 2-minute pitch. |
| 20 | Closing Thoughts & Later-Stage Advice | Sam Altman — Lecture 20 | Scaling: product→company, HR/equity, alignment, psychology, and the trough of sorrow. |
Notes 01–02 cover Sam Altman's complete idea × product × team × execution × luck framework. Note 03 (Paul Graham) is the mindset layer — when to start and how ideas arrive. Note 04 (Adora Cheung) is the tactical playbook — zero to many users. Note 05 (Peter Thiel) is the strategy layer — why to aim for monopoly and how it lasts. Note 06 (Alex Schultz) is the growth engine — retention first, then operate for growth. Note 07 (Kevin Hale) is the love layer — make users love the product and never stonewall them. Note 08 (Tang · Williams · Kan) is the hustle layer — do things that don't scale, and treat press as a tool. Note 09 (Andreessen · Conway · Conrad) is the capital layer — be so good they can't ignore you, and peel risk round by round. Note 10 (Lin · Chesky) is the culture layer — design your values and hire for them, because culture becomes brand. Note 11 (Collisons · Silbermann) is the team-building layer — the first ten hires are really your first hundred. Note 12 (Aaron Levie) is the enterprise layer — the market is 22× bigger; win it with a wedge and consumer DNA. Note 13 (Reid Hoffman) is the founder-mindset layer — hold the paradoxes, and persist or pivot on your thesis's confidence. Note 14 (Keith Rabois) is the operating layer — edit the company, and multiply your barrels. Note 15 (Ben Horowitz) is the management layer — every decision is read by the whole company, so weigh all three perspectives. Note 16 (Emmett Shear) is the user-research layer — interview behavior not features, across all three user groups. Note 17 (Hosain Rahman) is the hardware/product layer — build the whole system around a WHY people can't live without. Note 18 (Nathoo · Levy) is the mechanics layer — keep the legal/finance/HR plumbing simple and standard so it never bites you. Note 19 (Bosmeny · Seibel) is the go-to-market layer — you are the salesperson; shut up and listen, and pitch in 30 seconds then 2 minutes. Note 20 (Sam Altman) is the scaling layer — shift from building a product to building a company, and survive the long trough of sorrow.
| Pillar | The one thing to remember |
|---|---|
| Idea | Mission-driven, hard to copy, big market in 10 years. The best ideas look bad at first. |
| Product | A small number of users who love it beats a large number who like it. |
| Team | Hire slowly, never mediocre, be generous with employee equity. Cofounders: tough + calm, vesting from day one. |
| Execution | Pick the 2–3 things that matter, say no to the rest, and never lose momentum. |
- One note per source. Numbered (
01-,02-, …) so reading order is preserved. - Faithful to the source. Quotes are real; where a source doesn't cover something, the note says so instead of inventing it.
- Relative Markdown links connect related notes (e.g.
[Teams & Execution](02-teams-and-execution.md)). assets/holds the SVG diagrams, embedded into the notes and rendered inline by GitHub.- Every note ends with action items — questions to ask about my startup.
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| Four pillars — the framework | Love > Like — concentrate the love |
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| Momentum — a tiny edge compounds | Leading edge — live in the future |
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| Retention — flatten into a core | Honesty curve — paid feedback is honest |
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| Value = X×Y — capture beats size | Concentric — start small, expand |
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| Operate for growth — star · moment · margin | Virality — payload × conversion × frequency |
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| Dating → marriage — love at human scale | Knowledge gap — lower it, don't add features |
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| First-users boulder — hardest at the start | Press funnel — story types + the process |
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| Onion of risk — peel a layer each round | Outlier math — 15 companies, 97% of returns |
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| Five dysfunctions — build up from trust | Culture = brand — two sides of one coin |
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| First 10 = 100 — the DNA multiplier | Value-investor hiring — find undervalued talent |
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| Market delta — $170B vs $3.7T | The wedge — start small, then expand |
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| Founder paradoxes — hold both poles | Investment thesis — persist or pivot |
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| Editor's job — simplify · question · allocate · voice | Barrels vs ammunition — velocity = barrels |
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| Whole-company eyes — decide for everyone not in the room | Three perspectives — your side · theirs · the culture |
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| Three user groups — non-users grow the market | Interview do's & don'ts — behavior, not features |
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| Creation process — explore → validate → concept → develop | Context engine — on-body data makes everything smarter |
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| Vesting curve — 4 years, 1-year cliff | Mechanics lifecycle — do this, avoid that |
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| Sales funnel — prospect → shut up → close | Pitch structure — 30 seconds, then 2 minutes |
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| Product → company — the founder's shift | Trough of sorrow — survive ~1,000 days |
All 20 CS183B lectures are captured — from why to start to how to scale:
| Lectures | Arc |
|---|---|
| 01–05 | Idea, product, team, execution · monopoly strategy · how ideas arrive |
| 06–09 | Growth, products users love, doing things that don't scale, raising money |
| 10–13 | Culture & team · enterprise · being a great founder |
| 14–17 | Operating, managing, user interviews, hardware products |
| 18–20 | Legal/finance/HR mechanics · sales & pitching · scaling & closing thoughts |
Next sources to add when I find them: Paul Graham's essays, Zero to One, The Hard Thing About Hard Things, High Output Management.