1. "He who fights with monsters might take care lest he thereby become a monster.”
2. “When you gaze long enough into the abyss, the abyss gazes also into you.”
3. Without music, life would be a mistake.”
4. "God is dead. God remains dead. And we have killed him."
5. "In every real man, a child is hidden that wants to play."
6. "The demand to be loved is the greatest of all arrogant presumptions."
7. "No artist tolerates reality."

8.  

   "The most common lie is that which one lies to himself."

9. "Is life not a thousand times too short for us to bore ourselves?"
10. "Love is not consolation. It is light."
11. "A good writer not only speaks his own spirit but also that of his friends."
12. "There is not enough love and goodness in the world to permit giving any of it away to imaginary beings."
13. "We have art in order not to die of the truth."
14. "Ultimately, it is the desire, not the desired, that we love."
15. "To live is to suffer; to survive is to find some meaning in the suffering."
16. "Success has always been a great liar."
17. That which does not kill me makes me stronger."
18. When we are tired, we are attacked by ideas we conquered long ago."
19. Become who you are!"
20. It is not a lack of love, but a lack of friendship that makes unhappy marriages."
21. "All truly great thoughts are conceived by walking."
22. "Convictions are more dangerous enemies of truth than lies."
23. The man of knowledge must be able not only to love his enemies but also to hate his friends."
24. "The individual has always had to struggle to keep from being overwhelmed by the tribe."
25. "Sometimes people don't want to hear the truth because they don't want their illusions destroyed."
26. "The essence of all beautiful art, all great art, is gratitude."
27. "The best weapon against an enemy is another enemy."
28. "Truths are illusions we have forgotten are illusions."
29. "All things are subject to interpretation. Whichever interpretation prevails at a given time is a function of power and not truth."
30. "Character is determined more by the lack of certain experiences than by those one has had."
31. "The world is beautiful, but has a disease called man."
32. "All things are enchained with one another."
33. "Whoever has a why can endure almost any how."
34. "What we do in dreams, we also do when we are awake." "No one lies as much as the indignant do."
35. "Living is the means by which life expresses itself."
36. "Blessed are the forgetful, for they get the better even of their blunders."
37. "He who obeys does not listen to himself."
38. "A thought comes when it will, not when I will."
39. "We should consider every day lost on which we have not danced at least once."
40. "Invisible threads are the strongest ties."
41. "We love life, not because we are used to living but because we are used to loving."
42. "Power is not a means; it is an end."
43. "Hope in reality is the worst of all evils because it prolongs the torments of man."
44. "There is always some madness in love. But there is also always some reason in madness."
45. "He who climbs upon the highest mountains laughs at all tragedies, real or imaginary."
46. "The lonely one offers his hand too quickly to whomever he encounters."
47. "What is great in man is that he is a bridge and not a goal."
48. "Freedom is the will to be responsible for ourselves."
49. "We have art in order not to die of the truth."
50. "Love your enemies because they bring out the best in you."
51. "Eternal recurrence is the heaviest burden."
52. "Only great pain is the ultimate liberator of the spirit."
53. "Against boredom, even the gods struggle in vain."
54. "He who is punished is never he who performed the deed. He is always the scapegoat."
55. "There is no beautiful surface without a terrible depth."
56. "The voice of beauty speaks softly; it creeps only into the most fully awakened souls."
57. "The doer alone learneth."
58. "What is the seal of freedom attained? No longer being ashamed in front of oneself."
59. "Wisdom is a woman and loves only a warrior."
60. "Man is the measure of all things, of the things they are, and of the things they are not."
61. "The most perfidious way of harming a cause consists of defending it deliberately with faulty arguments."
62. "We often refuse to accept an idea merely because the tone of voice in which it has been expressed is unsympathetic to us."
63. "Every deep thinker is more afraid of being understood than of being misunderstood."
64. "There are no facts, only interpretations."
65. "One must still have chaos in oneself to be able to give birth to a dancing star."
66. "A good writer possesses not only his own spirit but also the spirit of his friends."
67. "Distrust everyone in whom the impulse to punish is powerful."
68. "No price is too high to pay for the privilege of owning yourself."
69. "The higher we soar, the smaller we appear to those who cannot fly."
70. "The advantage of a bad memory is that one enjoys several times the same good things for the first time."
71. "He who has a why to live can bear almost any how."
72. "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."
73. "Necessity is not an established fact, but an interpretation."