When I was your age, we didn't have the Internet in our pants. We didn't even have the Internet not in our pants. That's how bad it was.

Not only can you not plan the impact you're going to have, you often won't recognize it when you're having it.

Once in a rare while, somebody comes along who doesn't just raise the bar, they create an entirely new standard of measurement.

Apple is our mentor, Facebook is our enemy.

When you are doing what you love to do, you become resilient.

Don't always worry what your next line is going to be.

Successful businesses measure and count things. I think that's a safe assumption on top of which we can drop the following hypothesis: unsuccessful business either measure nothing, the wrong things, too many things, or finally, they measure the right things but they don't communicate the measurements efficiently.