The thriller is the cardinal twentieth-century form. All it, like the twentieth century, wants to know is: Who's Guilty?

To us it seems incredible that the Greek philosophers should have scanned so deeply into right and wrong and yet never noticed the immorality of slavery. Perhaps 3000 years from now it will seem equally incredible that we do not notice the immorality of our own oppression of animals.

A medical profession founded on callousness to the pain of the other animals may eventually destroy its own sensibility to the pain of humans.

The person who kills for fun is announcing that, could he get away with it, he'd kill you for fun. Your...life may be of no consequence to anyone else but is invaluable to you because it's the only one you've got. Exactly the same is true of each individual deer, hare, rabbit, fox, fish, pheasant and butterfly. Humans should enjoy their own lives, not taking others'.

I refuse absolutely to consign the whole male sex to the nursery. ... I obdurately insist on believing that some men are my equals.

I don't myself believe that, even when we fulfil our minimum obligation not to cause pain, we have the right to kill animals.

The popular distinction between 'constructive' and 'destructive' criticism is a sentimentality: the mind too weak to perceive in what respects the bad fails is not strong enough to appreciate in what the good succeeds. To be without discrimination is to be unable to praise. The critic who lets you know that he always looks for something to like in works he discusses is not telling you anything about the works or about art; he is saying 'see what a nice person I am.