“It is not a lack of love, but a lack of friendship that makes unhappy marriages.”

“There is always some madness in love. But there is also always some reason in madness.”

“The man of knowledge must be able not only to love his enemies but also to hate his friends.”

“Every characteristic absence of spirituality, every piece of common vulgarity, is due to an inability to resist a stimulus - you have to react, you follow every impulse.”

“The eternal child. - We think that play and fairy tales belong to childhood:how shortsighted that is! As though we would want at any time of life tolive without play and fairy tales! We give these ...”

“One ought to hold on to one's heart; for if one lets it go, one soon loses control of the head too.”

“Men who fear demons see demons everywhere.”

“What, if some day or night a demon were to steal after you into your loneliest loneliness and say to you: 'This life as you now live it and have lived it, you will have to live once more and innume...”

“I suddenly realized. The zebra. It is not something outside of us. The zebra is something inside of us. Our fears. Our own self-destructive nature. The zebra is the worst part of us when we are fac...”