Facebook has this famous poster that says move fast and break things. But at the same time they manage to be obsessed with quality.

Firing people is one of the worst parts of running a company. Actually in my own experience, I think it is the worst.

You want an idea that turns into a monopoly. But you can't get a monopoly, in a big market right away; too much competition for that.

We hear again and again from founders, that they wish they had waited to start a startup until they came up with an idea they really loved.

Aim to be the best in the world at whatever you do professionally. Even if you miss, you'll probably end up in a pretty good place.

Execution gets divided into two key questions: 1) can you figure out what to do and 2) can you get it done.

More important than starting any startup, is getting to know a lot of potential co-founders.