...only the pleasure which proceeds from a rational value judgement can be regarded as moral, pleasure, as such, is not a guide to action nor a standard of morality.

Courage and confidence are practical necessities . . . courage is the practical form of being true to existence, of being true to truth, and confidence is the practical form of being true to one’s own consciousness.

Their eyes were dark and hard and glowing, with no fear in them, no kindness and no guilt.

We cannot fight against collectivism, unless we fight against its moral base: altruism. We cannot fight against altruism, unless we fight against its epistemological base: irrationalism. We cannot fight against anything, unless we fight for something--and what we must fight for is the supremacy of reason and a view of man as a rational being.

That time and those people are upon you!

Ideas are the greatest and most crucially practical power on earth.

As we gain knowledge, we do not become more certain, we become certain of more.