In order to fight any issue, it is necessary to fight for something, not merely against something.

What objectivity and the study of philosophy requires is not an 'open mind,' but an active mind - a mind able and eagerly willing to examine ideas, but to examine them criticially.

Ask yourself whether the dream of heaven and greatness should be waiting for us in our graves - or whether it should be ours here and now and on this earth.

Achievement of your happiness is the only moral purpose of your life, and that happiness, not pain or mindless self-indulgence, is the proof of your moral integrity, since it is the proof and the result of your loyalty to the achievement of your values.

I agree that [marriage] should be treated like a business deal. But every business deal has to have its own terms and its own kind of currency.

The creator's concern is the conquest of nature. The parasite's concern is the conquest of men.

Have you noticed that the imbecile always smiles? Man's first frown is the first touch of God on his forehead. The touch of thought.