Your  biggest  competior is yourself.

A good mathematician is someone who can see analogies between theorems. A great mathematician is someone who can see analogies between analogies.

There are two kinds of companies， those that work to try to charge more and those that work to charge less. We will be the second.

To build is to make the invisible visible.

You have to be able to laugh at yourself, or you'll never make it in this business.