It isn’t only art that is incompatible with happiness, it’s also science. Science is dangerous, we have to keep it most carefully chained and muzzled.

Intellectuals ... regard over-simplification as the original sin of the mind and have no use for the slogans, the unqualified assertions and sweeping generalizations.

I know the outer world as well as you do, and I judge it. You know nothing of my inner world, and yet you presume to judge that world.

A really efficient totalitarian state would be one in which the all-powerful executive of political bosses and their army of managers control a population of slaves who do not have to be coerced, because they love their servitude.

Nobody can have the consolations of religion or philosophy unless he has first experienced their desolations.

Love is as necessary to human beings as food and shelter; [but] without intelligence, ... love is impotent and freedom unattainable.

Craving for power is not a vice of the body, consequently it knows none of the limitations imposed by a tired or satiated physiology upon gluttony, intemperance and lust