The first step is for man to cease to be the slave of man. The second, is to cease to be the slave of the monsters of his own creation, the ghosts and phantoms of the air.

There may or may not be a Supreme Ruler of the universe-but we are certain that man exists, and we believe that freedom is the condition of progress; that it is the sunshine of the mental and moral world, and that without it man will go back to the den of savagery, and wll become the fit associate of wild and ferocious beasts.

When a fact can be demonstrated, force is unnecessary; when it cannot be demonstrated, force is infamous.

Too much doubt is better than too much credulity.

The moment you introduce a despotism in the world of thought, you succeed in making hypocrites - and you get in such a position that you never know what your neighbor thinks.

In our era, the road to holiness necessarily passes through the world of action.

Meekness is the mask of malice.