If you want your life to be more rewarding, you have to change the way you think.

As long as you are going to be thinking anyway, think big.

Whether you think you can or you think you can't you're right.

Men who think deeply say little in ordinary conversations.

Ability to think, like the violin or piano, requires daily practice.

Paper is to write things down that we need to remember. Our brains are used to think.