If you want something in a deal, just ask for it.

I think as a rough estimate, you should aim to give about 10% of the company to the first 10 employees.

I care much more about the growth rate of the market than it's current size and I also care if there's any reason it's going to top out.

Even though plans themselves are worthless, the exercise of planning is very valuable and totally missing in most startups today.

Cofounder relationships are among the most important in the entire company.

Don't let the company get distracted or excited about other things. A common mistake is that companies get excited by their own PR.

Most things are not as risky as they seem.