Delegate completely. Let people make mistakes and learn.

Most people, most great people even are ammunition. But what you need in your company are barrels. You can only shoot through the number of unique barrels you have, so that's how the velocity of your company improves... is by adding barrels, and then you stock them with ammunition and then you can do a lot.

Some people can't learn to play the guitar by reading a book. You have to actually try to manage a bit and you won't do well at first.

Treat customer support as a product.

I don't believe ever in shared office spaces. Peter talks a little bit about this, every good startup is a cult. It's very hard to create a cult if you're sharing space with people.

Most people will solve the problems they know how to solve. Roughly speaking they will solve B+ problems instead of A+ problems. A+ problems are high impact problems for your company but they're difficult problems.

Don't accept the excuse of complexity.