Later, you should learn to hire fast and scale up the company, but in the early days the goal should be not to hire. Not to hire.

If you pivot, do it fully and with conviction. The worst thing is to try to do a bit of the old and the new-it's hard to kill your babies.

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

Most good founders that I know at any given time have a set of small overarching goals for the company that everybody in the company knows.

You have to be decisive. Indecisiveness is a startup killer.

Be suspicious of any work that is not building product or getting customers. It's easy to get sucked into an infrastructure rewrite death spiral.

A related advantage of mission oriented ideas, is that you yourself will be dedicated to them.