To be seventy years young is sometimes for more cheerful and hopeful than to be forty years old.
To have doubted one's own first principles is the mark of a civilized man.
Truth is tough. It will not break, like a bubble, at the touch, nay, you may kick it about all day like a football, and it will be round and full at evening.
We should be eternally vigilant against attempts to check the expression of opinions that we loathe.
You make me chuckle when you say that you are no longer young, that you have turned twenty-four. A man is or may be young to after sixty, and not old before eighty.
Young man, the secret of my success is that an early age I discovered that I was not God.
I have no respect for the passion of equality, which seems to me merely idealizing envy.
The only prize much cared for by the powerful is power.