The most important thing is that there is clear reporting structure and everyone knows what it is.

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

You can have a startup and one other thing, you can have a family, but you probably can't have many other things.

Developing a personal connection with anyone you're trying to do a big deal with is really important.

The most common post YC failure case for the companies we fund, is they're incredibly focussed during YC on their company... and after they start doing a lot of other things. They advise companies, they go to conferences, whatever.

Wait to start a startup until you come up with an idea that you feel compelled to explore.

Experience matters for some roles and not others.