You can basically change everything in a startup but the market.

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

The role of the board is advice and consent. If the CEO does not lay out a clear strategy and tries to get the board to set one, it will usually end in disaster.

When lack of structure fails, it fails all at once. What works totally fine from 0-20 employees, is disastrous at 30.

Developing a personal connection with anyone you're trying to do a big deal with is really important.

Obsess about the quality of the product.

If it takes more than a sentence to explain what you are doing, it's almost always a sign that what you are doing is too complicated.