Systems of morals are only a sign-language of the emotions.

But eternal liveliness is what counts: what does "eternal life" matter, or life at all?

He who climbeth on the highest mountains, laugheth at all tragic plays and tragic realities.

All things that are truly great are at first thought impossible.

Everyone becomes brave when he observes one who despairs.

All mankind is divided, as it was at all times and is still, into slaves and freemen.

Go up close to your friend, but do not go over to him! We should also respect the enemy in our friend.