Since we cannot know all that there is to be known about anything, we ought to know a little about everything.

Men never do evil so completely and cheerfully as when they do it from religious conviction.

If ignorance were bliss, he'd be a blister

Happiness is neither within us, nor without us. It is in the union of ourselves with God.

Human beings do not know their place and purpose. They have fallen from their true place, and lost their true purpose. They search everywhere for their place and purpose, with great anxiety. But they cannot find them because they are surrounded by darkness.

Vanity is illustrated in the cause and effect of love, as in the case of Cleopatra.

The parts of the universe ... all are connected with each other in such a way that I think it to be impossible to understand any one without the whole.