The Anti-Vivisector does not deny that physiologists must make experiments and even take chances with new methods. He says that they must not seek knowledge by criminal methods, just as they must not make money by criminal methods. He does not object to Galileo dropping cannon balls from the top of the leaning tower of Pisa; but he would object to shoving off two dogs or American tourists.

You may well ask me why...I took the time to write [books]. I can only reply that I do not know. There was no why about it. I had to: that was all.

The plain working truth is that it is not only good for people to be shocked occasionally, but absolutely necessary to the progress of society that they should be shocked pretty often.

I loathe the mess of mean superstitions and misunderstood prophecies which is still rammed down the throats of children under the name of Christianity.

It is not disbelief that is dangerous to our society; it is belief.

Unless the law of marriage were first made human, it could never become divine.

Deep knowledge is not knowledge of the thing itself, but knowledge of a thing like the thing. Then, you gain not one knowledge, but two knowledges. Of the thing. And of the original thing with is like the thing. Which is the barbarism of the privileged class.