The definition of flexibility is being constantly open to the fact that you might be on the wrong track.

Be a lifelong student. The more you learn, the more you earn and the more self-confidence you will have.

Every great human achievement is preceeded by extended periods of dedicated, concentrated effort.

As the day goes on you get more and more tired. Even if people say they're afternoon people or evening people, it's always best to start out first thing in the morning with your most important task as opposed to your email, phone calls, or checking the internet. If you start out with that then basically you'll just do that all day long.

Effective performance is preceded by painstaking preparation

The product has to work. It has to be a good product. An enormous number of them are all hype with no value at all. People get into them because they want to make a lot of quick, easy money.

There is never enough time to do everything, but there is always enough time to do the most important thing.