I myself used to believe ideas didn't matter that much, but I'm very sure that's wrong now.

At YC we have this public phrase, and it's relentlessly resourceful.

If you compromise and hire someone mediocre you will always regret it.

It's difficult to get large groups of people, to the extreme levels of focus and productivity that you need, for a startup to be successful.

As long as you keep doing the right thing and have the best product, you can beat the bigger company.

M&A negotiations feel really fun. This is one of the biggest killers of companies, is they entertain acquisition conversations.

As you grow, the productivity I think, goes down with the square of the number of employees if you don't make an effort.