It is hardly to be believed how spiritual reflections when mixed with a little physics can hold people's attention and give them a livelier idea of God than do the often ill-applied examples of his wrath.

As soon as you know a man to be blind, you imagine that you can see it from his back.

Deliberate virtue is never worth much: The virtue of feeling or habit is the thing.

After all, is our idea of God anything more than personified incomprehensibility?

The ordinary man is ruined by the flesh lusting against the spirit; the scholar by the spirit lusting too much against the flesh.

One's first step in wisdom is to question everything - and one's last is to come to terms with everything.

Reason now gazes above the realm of the dark but warm feelings as the Alpine peaks do above the clouds. They behold the sun more clearly and distinctly, but they are cold and unfruitful.