Do what we can, summer will have its flies.

The poisons are our principal medicines, which kill the disease and save the life.

We see the world piece by piece, as the sun, the moon, the animal, the tree; but the whole, of which these are shining parts, is the soul.

They have seen but half the universe who never have been shown the house of pain.

Build therefore your own world.

A cheerful intelligent face is the end of culture, and success enough. For it indicates the purpose of Nature and wisdom attained.

Each is liable to panic, which is exactly, the terror of ignorance surrendered to the imagination. Knowledge is the encourager, knowledge that takes fear out of the heart, knowledge and use, which is knowledge in practice. They can conquer who believe they can. It is he who has done the deed once who does not shrink from attempting again.