He that is overcautious will accomplish little

He who considers too much will perform little

Only those who have to do simple things perfectly will acquire the skill to do difficult things easily

Every accomplishment begins with a decision to try.

The thrill of achievement comes from overcoming adversity in the accomplishment of an important goal.

If you develop the absolute sense of certainty that powerful beliefs prove, then you can get yourself to accomplish virtually anything, including those things that other people are certain are impossible.