Leaders volunteer to go first into danger. Their willingness to sacrifice for us is the reason we're inspired to follow.

Instead of showing up to let everyone know how great we are, show up to find out how great everyone else is.

Too many people write books because they want to be a New York Times best-seller. They want the glory and the fame.

It is better to disappoint people with the truth than to appease them with a lie.

Believing that your competition is stronger and better than you pushes you to better yourselves.

What I'm doing is obeying the law of diffusion of innovations.

I'm building on purpose. I'm building that tipping point. I'm building that law of diffusion of innovation.