The best people know that they should join a rocketship.
The track record for founders that don't already know each other is really bad.
If you're not in college and you don't know a cofounder, the next best thing I think is to go work at an interesting company.
The company just needs to see you as like this maniacal execution machine.
Developing a personal connection with anyone you're trying to do a big deal with is really important.
... fire fast when it's not working. It's better for the company, it's also better for the employee.