So long as men desire to live together, no man may initiate the use of physical force against others. . . . When a man attempts to deal with me by force, I answer him by force. It is only as retaliation that force may be used and only against the man who starts its use. No, I do not share his evil or sink to his concept of morality: I merely grant him his choice, destruction, the only destruction he had the right to choose: his own.

Capitalism is a social system based on the recognition of individual rights, including property rights, in which all property is privately owned.

Genius is an exaggeration of dimension. So is elephantiasis. Both may be only a disease.

Happiness is a state of non-contradictory joy--a joy without penalty or guilt, a joy that does not clash with any of your values and does not work for your own destruction, not the joy of escaping from your mind, but of using your mind's fullest power, not the joy of faking reality, but of achieving values that are real, not the joy of a drunkard, but of a producer.

I love you, Dominique. As selfishly as the fact that I exist. As selfishly as my lungs breathe air. I breathe for my own necessity, for the fuel of my body, for my survival. I've given you, not my sacrifice or my pity, but my ego and my naked need. This is the only way I can want you to love me.

you are never called upon to prove a negative. that's a law of logic.

To sell your soul is the easiest thing in the world. That's what everybody does every hour of his life. If I asked you to keep your soul - would you understand why that's much harder?