• "Le convinzioni sono nemiche della verità, più pericolose delle menzogne".
• "Un uomo appare ricco di carattere molto più spesso, perché segue sempre il suo temperamento, che non perché segue sempre i suoi principi".
• "È prerogativa della grandezza rendere molto felici con piccoli doni".
• "Disprezzo - Al disprezzo altrui l'uomo è più sensibile che a quello che gli viene da se stesso".
• "Essere bersaglio - I cattivi discorsi degli altri su di noi spesso non si riferiscono propriamente a noi, ma sono l'espressione di un'ira, di un malumore che han tutt'altro motivo".
• "Opinioni proprie - La prima opinione che ci viene in mente quando all'improvviso siamo interrogati su qualcosa, di solito non è la nostra, ma solo quella corrente, della nostra casta, della nostra posizione, della nostra origine; le opinioni proprie raramente vengono alla superficie".
• "Cattiva memoria - Il vantaggio della cattiva memoria è che si godono più volte le stesse buone cose per la prima volta".
• "Novellini della filosofia - Non appena si è assimilata la saggezza di un filosofo, si va per le strade con la sensazione di essere diversi, di esser diventati dei grandi uomini; giacché ci si imbatte solo in gente che ignora quella saggezza, e dunque si ha da pronunciare su tutto un giudizio nuovo e mai sentito: per il fatto di saper riconoscere un codice, oggi si pensa di potersi anche atteggiare a giudice".
• "Without music life would be a mistake".
• "And those who were seen dancing were thought to be insane by those who could not hear the music".
• "Whoever fights monsters should see to it that in the process he does not become a monster. And when you look into an abyss, the abyss also looks into you".
• "The miserable have no other medicine But only hope".
• "If you look long enough into the void the void begins to look back through you".
• "Out of damp and gloomy days, out of solitude, out of loveless words directed at us, conclusions grow up in us like fungus one morning they are there, we know not how, and they gaze upon us, morose and gray. Woe to the thinker who is not the gardener but only the soil of the plants that grow in him".
• "All credibility, all good conscience, all evidence of truth come only from the senses".
• "And we should consider every day lost on which we have not danced at least once. And we should call every truth false which was not accompanied by at least one laugh".
• "Believe me The secret of reaping the greatest fruitfulness and the greatest enjoyment from life is to live dangerously".
• "Family love is messy, clinging, and of an annoying and repetitive pattern, like bad wallpaper".
• "The most instructive experiences are those of everyday life".
• "The surest way to corrupt a youth is to instruct him to hold in higher regard those who think alike than those who think differently".
• "There are no eternal facts, as there are no absolute truths".
• "This is the hardest of all to close the open hand out of love, and keep modest as a giver".
• "This secret spoke Life herself unto me 'Behold,' said she, 'I am that which must ever surpass itself'".
• "Under peaceful conditions the militant man attacks himself".
• "Love is blind; friendship closes its eyes".
• "Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you".
• "The individual has always had to struggle to keep from being overwhelmed by the tribe. If you try it, you will be lonely often, and sometimes frightened. But no price is too high to pay for the privilege of owning yourself".
• "We love life, not because we are used to living but because we are used to loving".
• "There are no facts, only interpretations".
• "Thoughts are the shadows of our feelings - always darker, emptier and simpler".
• "Without music, life would be a mistake".
• "When marrying, ask yourself this question: Do you believe that you will be able to converse well with this person into your old age? Everything else in marriage is transitory".
• "There is always some madness in love. But there is also always some reason in madness".
• "To live is to suffer, to survive is to find some meaning in the suffering".
• "The essence of all beautiful art, all great art, is gratitude".
• "In every real man a child is hidden that wants to play".
• "He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying".
• "When you look into an abyss, the abyss also looks into you".
• "That which does not kill us makes us stronger".
• "The best weapon against an enemy is another enemy".
• "You have your way. I have my way. As for the right way, the correct way, and the only way, it does not exist".
• "One must still have chaos in oneself to be able to give birth to a dancing star".
• "Pretendere di essere amati è la presunzione più grande".
• "La lunghezza della giornata - Quando c'è molto da infilarci, un giorno ha mille tasche".
• "Più importante - Si considera la cosa non spiegata e oscura più importante di quella spiegata e chiara".
• "Not necessity, not desire - no, the love of power is the demon of men. Let them have everything - health, food, a place to live, entertainment - they are and remain unhappy and low-spirited: for the demon waits and waits and will be satisfied".
• "All things are subject to interpretation whichever interpretation prevails at a given time is a function of power and not truth".
• "He who cannot give anything away cannot feel anything either".
• "What can everyone do? Praise and blame. This is human virtue, this is human madness".
• "Success has always been a great liar".
• "Grandezza significa: imprimere una direzione - Nessun fiume è grande e ricco di per sé, ma è il fatto di ricevere e convogliare in sé tanti affluenti a renderlo tale. Ciò vale anche per ogni grandezza dello spirito. Importa solo questo: che uno imprima la direzione che poi tanti affluenti dovranno seguire, e non che uno possieda sin dall'inizio capacità grandi o piccole".
• "Wit is the epitaph of an emotion".
• "He that humbleth himself wishes to be exalted".
• "One should die proudly when it is no longer possible to live proudly".