The other piece besides focus for execution is intensity. Startups only work at a fairly intense level.
Sam AltmanI myself used to believe ideas didn't matter that much, but I'm very sure that's wrong now.
Sam AltmanThe natural state of a start-up is to die; most start-ups require multiple miracles in their early days to escape this fate.
Sam AltmanAs the company grows and about this 25 or so employee size, your main job shifts from building a great product to building a great company.
Sam Altman