For most software startups, this translates to keep growing. For hardware startups, it translates to don't let your ship date slip.

So always keep momentum, it's this prime directive for managing a startup.

Cofounder relationships are among the most important in the entire company.

... you can think about that for everyone you hire: will I bet the future of this company on this single hire? And that's a tough bar.

It's really easy to get PR with no results & it actually feels like you're really actually cool, but in a year you'll still have nothing.

You should always know how you're doing against your metrics. You should always have a weekly review meeting every week.

To get the very best people- they have a lot of great options, and so it can easily take a year to recruit someone.