It is human nature to think wisely and act in an absurd fashion.

There is an electric fire in human nature tending to purify - so that among these human creatures there is continually some birth of new heroism. The pity is that we must wonder at it as we should at finding a pearl in rubbish.

Scenery is fine - but human nature is finer.

Politeness is to human nature what warmth is to wax.

Race hate isn't human nature race hate is the abandonment of human nature.

Subdue your appetites my dears and you've conquered human nature.

Human nature is potentially aggressive and destructive and potentially orderly and constructive.

Of all nature's gifts to the human race what is sweeter to a man than his children?

To insult someone we call him 'bestial. For deliberate cruelty and nature 'human' might be the greater insult.

There is but one law for all namely that law which governs all law the law of our Creator the law of humanity justice equity - the law of nature and of nations.