9.1 · Founder Fundamentals
The Mom Test
~130 pages on how to talk to customers so they tell you the truth instead of being polite. One evening; prevents years of building the wrong thing. Start the entire domain here.
Zero to One
Monopoly over competition, secrets, the contrarian question. Short, opinionated, genuinely clarifying about what a business is for.
Deepen
Section titled “Deepen”The Hard Thing About Hard Things
The unglamorous reality of running a company in trouble. Essential calibration against founder mythology.
Reference
Section titled “Reference”The Lean Startup
Historically important, now largely absorbed into standard practice. Skim the MVP and validated-learning chapters.