Only you must have worthy foes hate, but not enemies worthy of contempt. You must be proud of your enemy.

When horror is associated with what is harmful, evil results, when disgust does, badness.

On the mountains of truth you can never climb in vain: either you will reach a point higher up today, or you will be training your powers so that you will be able to climb higher tomorrow.

The soul must have its chosen sewers to carry away its ordure. This function is performed by persons, relationships, professions, the fatherland, the world, or finally, for the really arrogant - I mean our modern pessimists - by the Good God himself.

Hope in reality is the worst of all evils because it prolongs the torments of man.

The highest type of free men should be sought where the highest resistance is constantly overcome: five steps from tyranny, close to the threshold of the danger of servitude.

He that writeth in blood and proverbs doth not want to be read, but learnt by heart.