At all times it has not been the age, but individuals alone, who have worked for knowledge. It was the age which put Socrates to death by poison, the age which burnt Huss. The ages have always remained alike.

Happy the man who early learns the wide chasm that lies between his wishes and his powers.

If you start to think of your physical and moral condition, you usually find that you are sick.

To be sure, we have inherited abilities, but our development we owe to thousands of influences coming from the world around us from which we appropriate what we can and what is suitable to us.

Try novelties for salesman's bait, For novelty wins everyone.

Whatever is the lot of humankind I want to taste within my deepest self. I want to seize the highest and the lowest, to load its woe and bliss upon my breast, and thus expand my single self titanically and in the end go down with all the rest.

Whatever liberates our spirit, without also giving us mastery over ourselves, is destructive.