[benohear]

The bit I struggle with is the contradiction between "try ideas out cheaply and fail many times until you hit on the right one" and "believe in what you do and keep going come what may". How do you pick between the two?

[jjn2009]

Measuable growth. If something is working it will be self evident if youre looking in the right places. The airbnb way is probably nonoptimal.