Don't worry about failure; you only have to be right once.

The hardest part of building a company is not building the product. It's building the team.

Find your tennis ball — the thing you obsessively chase. Life is too short to work on things you don't care about.

Steve Jobs told me Dropbox was a feature, not a product. We're still here.

The world needs people who are obsessed, not balanced.

Simplicity is the ultimate sophistication. If you can explain it to your grandmother, you've got something.