The hardest victory is the victory over self.
Nature of man is not what he was born as, but what he is born for.
A body in motion can maintain this motion only if it remains in contact with a mover.
It is evident, then, that there is a sort of education in which parents should train their sons, not as being useful or necessary, but because it is liberal or noble.
Great men are always of a nature originally melancholy.
A courageous person is one who faces fearful things as he ought and as reason directs for the sake of what is noble.