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

The beauty of Twitter is that more and more people are flocking to it because it's shrinking their world.

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

Believe that if you make courageous choices, and bet on yourself, then you will have an impact.

Apple is our mentor, Facebook is our enemy.

People have Plato's form in their mind of what a leader is, or what a C.E.O. is, and it is a bunch of elements that I really don't conform to at all. I've given this a lot of thought, and I came to the conclusion that I don't care.

Authenticity is absolutely the key to a great tweet.