Man, even now, can do wonders to animals: my cat and dog live together in my house and seem to like it. It may have been one of man's functions to restore peace to the animal world, and if he had not joined the enemy he might have succeeded in doing so to an extent now hardly imaginable.

Necessity may not be the opposite of freedom, and perhaps a man is most free when, instead of producing motives, he could only say, "I am what I do.

Theocracy is the worst of all governments. If we must have a tyrant, a robber baron is far better than an inquisitor. The baron's cruelty may sometimes sleep, his cupidity at some point be sated; and since he dimly knows he is doing wrong he may possibly repent. But the inquisitor who mistakes his own cruelty and lust of power and fear for the voice of Heaven will torment us infinitely because he torments us with the approval of his own conscience and his better impulses appear to him as temptations.

Our problem is not that we desire too much but too little.

Goodness is, so to speak, itself; badness is only spoiled goodness. And there must be something good first before it can be spoiled.

Her face was working and twitching with passion, but his looked up at the sky, still quiet, neither angry nor afraid, but a little sad.

If crime and disease are to be regarded as the same thing, it follows that any state of mind which our masters choose to call 'disease' can be treated as a crime and compulsorily cured.