Be suspicious of any work that is not building product or getting customers.

There are exceptions of course, but most companies start with a great idea - not a pivot.

In the early stage of a startup, hiring senior people is usually a mistake. You just want people that get stuff done.

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

As you grow, the productivity I think, goes down with the square of the number of employees if you don't make an effort.

Employees will only add more value over time.

One of the biggest advantages that start ups have is execution speed and you have to have this relentless operating rhythm.