Kindness is the beginning of cruelty.

You do not take from this universe. It grants you what it will.

Police are inevitably corrupted. ... Police always observe that criminals prosper. It takes a pretty dull policeman to miss the fact that the position of authority is the most prosperous criminal position available.

Constitutions become the ultimate tyranny," Paul said. "They’re organized power on such a scale as to be overwhelming. The constitution is social power mobilized and it has no conscience. It can crush the highest and the lowest, removing all dignity and individuality. It has an unstable balance point and no limitations.

He who controls the spice controls the universe.

To suspect your own mortality is to know the beginning of terror, to learn irrefutably that you are mortal is to know the end of terror.

To come under siege was the inevitable fate of power.