To will is to select a goal, determine a course of action that will bring one to that goal, and then hold to that action till the goal is reached. The key is action.

Treat the earth well: It was not given to you by your parents It was loaned to you by your children. We do not inherit the earth from our ancestors, we borrow it from our children.

The truly noble mind has no resentments.

The first duty of a human being is to assume the right functional relationship to society — more briefly, to find your real job, and do it.

Our greatest glory is not in never falling

Act in such a way that you treat humanity... always at the same time as an end.

The distance between insanity and genius is measured only by success.