“if Columbus in an island of America had not caught the disease, which poisons the source of generation, and often indeed prevents generation, we should not have chocolate and cochineal”

“Doctors put drugs of which they know little into bodies of which they know less for diseases of which they know nothing at all.”

“I should like to know which is worse: to be ravished a hundred times by pirates, and have a buttock cut off, and run the gauntlet of the Bulgarians, and be flogged and hanged in an auto-da-fe, and be dissected, and have to row in a galley -- in short, to undergo all the miseries we have each of us suffered -- or simply to sit here and do nothing?'That is a hard question,' said Candide.”

“theology is to religion what poisons are to food”

“The art of medicine consists of amusing the patient while nature cures the disease.”

“Perhaps there is nothing greater on earth than the sacrifice of youth and beauty, often of high birth, made by the gentle sex in order to work in hospitals for the relief of human misery, the sight of which is so revolting to our delicacy. Peoples separated from the Roman religion have imitated but imperfectly so generous a charity.”

“Clearly,” I said, “we should choose not to have good sense, if that good sense contributes to our misery.” Everyone agreed with me, and yet I found no one who wanted to accept the bargain of becoming ignorant in order to become content. From this I concluded that though we greatly value happiness, we place even greater value on reason.But yet, upon reflection, it seems that to prefer reason to happiness is to be quite insane.”