Even the bravest cannot fight beyond his power
What is this word that broke through the fence of your teeth, Atreides?
A boy without mischief is like a bowling ball without a liquid center.
[But] age, the common enemy of mankind, has laid his hand upon you; would that it had fallen upon some other, and that you were still young.
The persuasion of a friend is a strong thing.
Still, we will let all this be a thing of the past, though it hurts us, and beat down by constraint the anger that rises inside us. Now I am making an end of my anger. It does not become me, unrelentingly to rage on