No matter what you do next, the world needs your energy, your passion, your impatience for progress. Don't shrink from risk. And tune out those critics and cynics. History rarely yields to one person, but think, and never forget, what happens when it does. That can be you. That should be you. That must be you.

If I know what your messages are, if I can read those, I'll probably be able to conclude where you're going, who you're with, the location the message was sent.

A great product isn't just a collection of features. It's how it all works together.

For the most important decisions in your life, trust your intuition, and then work with everything you have, to prove it right.

In the world of cyber security, the last thing you want is to have a target painted on you.

Those who try to achieve success without hard work ultimately deceive themselves-or worse-deceive others.

I don't own encryption, Apple doesn't own encryption. Encryption, as you know, is everywhere. In fact some of encryption is funded by our government.