The beginning of faith is the beginning of fruitfulness; but the beginning of unbelief, however glittering, is empty.

What do people mean when they talk about unhappiness? It is not so much unhappiness as impatience that from time to time possesses men, and then they choose to call themselves miserable.

Fools and wise men are equally harmless. It is the half-fools and half-wise that are dangerous.

A man's manners are a mirror in which he shows his portrait.

Begin by instructing yourself, then you will receive instruction from others.

What must the English and French think of the language of our philosophers when we Germans do not understand it ourselves?

Chess is the touchstone of intellect.