Animals, we have been told, are taught by their organs. Yes, I would add, and so are men, but men have this further advantage that they can also teach their organs in return.

The history of mankind is his character.

Oh happy he who still can hope in our day to breathe the truth while plunged in seas of error! What we don't know is really what we need, and what we know is of no use to us whatever!

I was oppressed with the sensations I then felt; I sunk under the weight of them.

If I accept you as you are, I will make you worse; however, if I treat you as though you are what you are capable of becoming, I help you become that.

Habit is a man's sole comfort. We dislike doing without even unpleasant things to which we have become accustomed.

The greatest thing in this world is not so much where we stand as in what direction we are moving.