I wasted my entire life...to know some simple...but important things.....

Exert your talents, and distinguish yourself, and don't think of retiring from the world, until the world will be sorry that you retire.
Samuel Johnson

Energy and persistence conquer all things.
Benjamin Franklin

Keep steadily before you the fact that all true success depends at last upon yourself.
Theodore T. Hunger

There is only one success--to be able to spend your life in your own way.
Christopher Morley

The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.