“A right is nothing more than the other aspect of duty.”

“I can receive nothing more from these tragic solitudes than a little empty purity.”

“I had found my religion: nothing seemed more important to me than a book. I saw the library as a temple.”

“Then I realized what separated us: what I thought about him could not reach him; it was psychology, the kind they write about in books. But his judgment went through me like a sword and questioned my very right to exist. And it was true, I had always realized it; I hadn't the right to exist. I had appeared by chance, I existed like a stone, a plant or a microbe. My life put out feelers towards small pleasures in every direction. Sometimes it sent out vague signals; at other times I felt nothing more than a harmless buzzing.”

“Man can will nothing unless he has first understood that he must count on no one but himself; that he is alone, abandoned on earth in the midst of his infinite responsibilities, without help, with no other aim than the one he sets himself, with no other destiny than the one he forges for himself on this earth.”

“I have been much too calm these past three years. I can receive nothing more from these tragic solitudes than a little empty purity.”

“The recruit who reports for active duty at the beginning of the war can in some instances be afraid of death, but more often he is 'afraid of being afraid'; that is, he is filled with anguish before himself.”