A successful man is one who can lay a firm foundation with the bricks others have thrown at him.

Don’t take too much advice. Most people who have a lot of advice to give — with a few exceptions — generalize whatever they did. Don’t over-analyze everything. I myself have been guilty of over-thinking problems. Just build things and find out if they work.

User experience is everything. It always has been, but it’s undervalued and underinvested in. If you don’t know user-centered design, study it. Hire people who know it. Obsess over it. Live and breathe it. Get your whole company on board.

Every failure brings with it the seed of an equivalent success.

The secret to successful hiring is this: look for the people who want to change the world.

Lend your friend $20. If he doesn’t pay you back then he’s not your friend. Money well spent.

The loftiest towers rise from the ground.

You don’t learn to walk by following rules. You learn by doing and falling over.

If plan ‘A’ fails

In the modern world of business, it is useless to be a creative, original thinker unless you can also sell what you create.