You'll get more support on a hard, important, project than a derivative one.

... the thing we see wrong with YC apps most frequently, is that people have not thought about the market first and what people want first.

You should be giving out a lot of equity to your employees.

Most of the best hires that I've made in my entire life have never done that thing before.

Great execution is at least 10 times more important and a 100 times harder than a good idea.

Be suspicious of any work that is not building product or getting customers. It's easy to get sucked into an infrastructure rewrite death spiral.

In the early days of a startup, people's compensation is whatever you negotiate with a founder and it's all over the place.