I care much more about the growth rate of the market than it's current size and I also care if there's any reason it's going to top out.

One of the pieces of advice that we give at YC is: try to work together on a project rather than just doing an interview.

... but actually it sucks to have a lot of employees, and you should be proud of how few employees you have.

These all sounded really bad, but they turned out to be good. If they had sounded really good, there would have been too many people working on them.

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

You can win with the best product, the best price, or the best experience.

The single word that matters most I think to keep the company productive as it grows is alignment.