As 99 per cent of English authors and 100 per cent of American ones [authors] are just such imbeciles, managers and publishers make a practice of asking for every right the author possesses.

There is nothing so bad or so good that you will not find Englishmen doing it; but you will never find an Englishman in the wrong. He does everything on principle.

We know now that the soul is the body, and the body the soul. They tell us they are different because they want to persuade us that we can keep our souls if we let them make slaves of our bodies.

If a group of beings from another planet were to land on Earth - beings who considered themselves as superior to you as you feel yourself to be to other animals - would you concede them the rights over you that you assume over other animals?

Science can never solve one problem without raising ten more problems.

When a man of normal habits is ill, everyone hastens to assure him that he is going to recover. When a vegetarian is ill (which fortunately very seldom happens), everyone assures him that he is going to die, and that they told him so, and that it serves him right. They implore him to take at least a little gravy, so as to give himself a chance of lasting out the night

You have learnt something. That always feels at first as if you had lost something.