There is only one religion, though there are a hundred versions of it.

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

The right to know is like the right to live. It is fundamental and unconditional in its assumption that knowledge, like life, is a desirable thing.

A nap, my friend, is a brief period of sleep which overtakes superannuated persons when they endeavor to entertain unwelcome visitors or to listen to scientific lectures.

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.

You'll never have a quiet world till you knock the patriotism out of the human race.

Ireland, sir, for good or evil, is like no other place under heaven, and no man can touch its sod or breathe its air without becoming better or worse.