You need someone that behaves like James Bond more than you need someone that is an expert in some particular domain.

You should think about for the next 10 years, you're going to be giving out 3-5% of the company every year.

The startups that do well are the ones that are working all the time.

One thing that often disrupts momentum and really shouldn't is competitors.

A lot of people treat choosing their cofounder with even less importance than they put on hiring. Don't do this.

One of the great and terrible things about starting a start up is that you get no credit for trying.

Stay focused and don't try to do too many things at once. Care about execution quality.