Exceptional thinkers ignore their critics and go about their business making history.

cross that person off your invitation list.

Confidence is not a guarantee of success, but a pattern of thinking that will improve your likelihood of success, a tenacious search for ways to make things work.

Overachievers don't think reasonably, sensibly, or rationally.

If you really want to find out what you're capable of, you cannot put limits on yourself, and you definitely cannot be cautious.

The idea of perfect closes your mind to new standards. When you drive hard toward one ideal, you miss opportunities and paths, not to mention hurting your confidence. Believe in your potential and then go out and explore it; don't limit it.

Thinking is a habit, and like any other habit, it can be changed; it just takes effort and repetition.