The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.
You must have chaos within you to give birth to a dancing star.
At bottom, every man knows well enough that he is a unique human being, only once on this earth; and by no extraordinary chance will such a marvellously picturesque piece of diversity in unity as he is, ever be put together a second time.
That which does not kill us makes us stronger.
A pair of powerful spectacles has sometimes sufficed to cure a person in love.
He who has a 'why' to live can bear almost any 'how'.
When you look into an abyss, the abyss also looks into you.
A casual stroll through the lunatic asylum shows that faith does not prove anything.
Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you.
Ah, women. They make the highs higher and the lows more frequent.