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

A lot of people treat choosing their cofounder with even less importance than they put on hiring. Don't do this.

M&A negotiations feel really fun. This is one of the biggest killers of companies, is they entertain acquisition conversations.

... but actually it sucks to have a lot of employees, and you should be proud of how few employees you have.

You want an idea about what you can say. I know it sounds like a bad idea but here's specifically why its actually a great one. You want to sound crazy but you want to ask to be right.

You also want to fire people who a) create office politics, and b) who are persistently negative.

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