So you should always stay on top of people's vesting schedules.

1 of the hardest parts about being a founder, is that there are a 100 important things competing for your attention each day.

The other piece besides focus for execution is intensity. Startups only work at a fairly intense level.

It's become popular in recent years to say that the idea doesn't matter.

The hard part is that this is a very fine line. There's right on one side of it, and crazy on the other.

AirBnB happened because Brian Chesky couldn't pay his rent, but did have some space.

It's better to have no cofounder than to have a bad cofounder, but it's still bad to be a solo founder.