“The five whys get to root causes in five lines. Works on code, works on marriages.”, carried by Rosa, Carried

CARRIEDthe line a book left in you

This line is yours now

CarriedNo. E5U3WM

The five whys get to root causes in five lines. Works on code, works on marriages.

Carried out of

The Lean Startup

Eric Ries · 2011

not yet underlined

Carried byRosa27 JUL 2026

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The card travels with your name in the print. Whoever it reaches is one book further along.

What did The Lean Startup leave in you?

Rosa carried one line out. There's at least one more in there with your name on it.

Write your line

More lines carried out of The Lean Startup

CarriedNo. UCIUEZ
A startup is a human institution designed to create something new under extreme uncertainty. Definition, corrected.
Carried out of
The Lean Startup
Eric Ries · 2011
not yet underlined
Carried byPriya27 FEB 2026
CarriedNo. AIQNHV
The minimum viable product is not small, it's learning-optimized. My roadmap finally exhaled.
Carried out of
The Lean Startup
Eric Ries · 2011
not yet underlined
Carried byIlan27 MAR 2026
CarriedNo. NJY9XG
Build-measure-learn, but start with learn. Reading it backwards fixed my roadmap forwards.
Carried out of
The Lean Startup
Eric Ries · 2011
not yet underlined
Carried byGrace27 APR 2026