What right has any human being to talk of bringing up a child? You do not bring up a tree or a plant. It brings itself up. You have to give it a fair chance by tilling the soil.

If you must hold yourself up to your children as an object lesson, hold yourself up as a warning and not as an example.

I choose not to make a graveyard of my body for the rotting corpses of dead animals.

Progress is impossible without change; and those who cannot change their minds cannot change anything.

You do not settle whether an argument is justified by merely showing that it is of some use. The distinction is not between useful and useless experiments but between barbarous and civilized behaviour. Vivisection is a social evil because if it advances human knowledge, it does so at the expense of human character.

The Jews generally give value. They make you pay; but they deliver the goods. In my experience the men who want something for nothing are invariably Christians.

Now of all the idealist abominations that make society pestiferous I doubt if there be any so mean as that of forcing self-sacrifice on a woman under the pretense that she likes it.