Every man can educate himself. It's shameful to put one's mind into the hands of those whom you wouldn't entrust with your money. Dare to think for yourself.
People must have renounced, it seems to me, all natural intelligence to dare to advance that animals are but animated machines.... It appears to me, besides, that such people can never have observed with attention the character of animals, not to have distinguished among them the different voices of need, of suffering, of joy, of pain, of love, of anger, and of all their affections. It would be very strange that they should express so well what they could not feel.
There's scarce a point whereon mankind agree - So well as in their boast of killing me; I boast of nothing, but when I've a mind - I think I can be even with mankind