AirBnB spent 5 months interviewing their first employee, before they hired someone and in their first year, they only hired 2 people.

It's easy to move fast or be obsessed with quality, but the trick is you have to do both at a startup.

You need this sort of a tailwind to make a startup successful.

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

So you should always stay on top of people's vesting schedules.

One thing that often disrupts momentum and really shouldn't is competitors.

I really believe that the single hardest thing in business is building a company that does repeatable innovation... and just has this ongoing culture of excellence as it grows.