Because it's one of these sort of connections between nodes- every pair of people adds communication overhead.

You want an idea that turns into a monopoly. But you can't get a monopoly, in a big market right away; too much competition for that.

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

Another way of looking at this, is that the best companies are almost always mission oriented.

These all sounded really bad, but they turned out to be good. If they had sounded really good, there would have been too many people working on them.

If someone is choosing between joining McKinsey or your startup it's very unlikely they're going to work out at the startup.

One of the great and terrible things about starting a start up is that you get no credit for trying.