Everyone who has ever built anywhere a "new heaven" first found the power thereto in his own hell.

if a person wishes to achieve peace of mind and happiness then they should acquire faith, but if they want to be a disciple of truth, which can be "frightening and ugly,” then they need to search.

Every attainment, every step forward in knowledge, follows from courage, from hardness against oneself, from cleanliness in relation to oneself.

If we have our own why of life, we shall get along with almost any how. Man does not strive for pleasure; only the Englishman does.

Whatever we have words for, that we have already got beyond.

The life of the enemy . Whoever lives for the sake of combating an enemy has an interest in the enemy's staying alive.

When you gaze long into the Abyss of Sustainability, the Abyss of Sustainability also gazes into you.