“The basis of the self is not thought but suffering, which is the most fundamental of all feelings. While it suffers, not even a cat can doubt its unique and uninterchangeable self. In intense suffering the world disappears and each of us is alone with his self. Suffering is the university of ego-centrism.”

“I am not worthy of my suffering. A great sentence. It suggests not only that suffering is the basis of the self, its sole indubitable ontological proof, but also that it is the one feeling most worthy of respect; the value of all values.”

“Mankind's true moral test, its fundamental test (which lies deeply buried from view), consists of its attitude towards those who are at its mercy: animals. And in this respect mankind has suffered a fundamental debacle, a debacle so fundamental that all others stem from it.”

“Humanity's true moral test, its fundamental test, consists of its attitude towards those who are at its mercy: animals. And in this respect humankind has suffered a fundamental debacle, a debacle so fundamental that all others stem from it.”

“How could she feel nostalgia when he was right in front of her? How can you suffer from the absence of a person who is present? You can suffer nostalgia in the presence of the beloved if you glimpse a future where the beloved is no more”

“The Greek word for "return" is nostos. Algos means "suffering." So nostalgia is the suffering caused by an unappeased yearning to return.”

“in languages that derive from Latin "compassion" means: we cannot look on coolly as others suffer; or, we sympathize with those who suffer”