Vivisection is a social evil because if it advances human knowledge, it does so at the expense of human character.

If you can’t appreciate what you’ve got, you’d better get what you can appreciate.

But whether the risks to which liberty exposes us are moral or physical our right to liberty involves the right to run them. A man who is not free to risk his neck as an aviator or his soul as a heretic is not free at all; and the right to liberty begins, not at the age of 21 years but 21 seconds.

What is self-control? It is nothing but a highly developed vital sense, dominating and regulating the mere appetites. To overlook the very existence of this supreme sense; to miss the obvious inference that it is the quality that distinguishes the fittest to survive.

No Englishman is ever fairly beaten

Christianity might be a good thing if anyone ever tried it.

We are made wise not by the recollection of our past, but by the responsibility for our future.