Aspire greatly; anything less than a commitment to excellence becomes an acceptance of mediocrity.

Most great fortunes are built slowly. They are based on the principle of compound interest, what Albert Einstein called, "The greatest power in the universe."

Always concentrate on the most valuable use of your time. This is what separates the winners from the losers. Self-esteem is the reputation you have with yourself.

Always give without remembering and always receive without forgetting.

Your life only gets better when you get better, and you can improve yourself without limit. Learn something new every day.

List 20 things you are going to do in the next 30 days to fast-start your career. Then take action on at least one of them.

All the businesses from the beginning of history have struggled with product development (assuming there is a market, doing the market testing and so on). But now they start with customer development. Get the customer who says, "Yes. I want that. I need it. I wanna use it. I'll pay for it." And then you go back and work with your engineers. It is changing the world!