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

If you're not in college and you don't know a cofounder, the next best thing I think is to go work at an interesting company.

Experience matters for some roles and not others.

You want to think about what is the path for my first 10 or 15 employees going to be as the company grows.

Before product/market fit, your only job that matters is to build a great product.

The role of the board is advice and consent. If the CEO does not lay out a clear strategy and tries to get the board to set one, it will usually end in disaster.

A small communication breakdown is enough for everyone to be working on slightly different things. And then you loose focus.