I really don't think I could consent to go to Heaven if I thought there were no animals there.

No community has ever yet passed beyond the initial phases in which its pugnacity and fanaticism enabled it to found a nation, and its cupidity to establish and develop a commercial civilization.

Go on writing plays, my boy, One of these days one of these London producers will go into his office and say to his secretary, "Is there a play from Shaw this morning?" and when she says, "No," he will say, "Well, then we'll have to start on the rubbish." And that's your chance, my boy.

Style is effectiveness of assertion.

There is nothing that can be changed more completely than human nature when the job is taken in hand early enough.

For four wicked centuries the world has dreamed this foolish dream of efficiency; and the end is not yet. But the end will come.

All progress means war with society.