History of the Peloponnesian War

Thucydides

Thucydides, Vol. 1-4. Smith, Charles Foster, translator. London and Cambridge, MA: Heinemann and Harvard University Press, 1919-1923.

Such, then, was the general nature of the disease; for I pass over many of the unusual symptoms, since it chanced to affect one man differently as compared with another. And while the plague lasted there were none of the usual complaints, though if any did occur it ended in this. Sometimes death was due to neglect, but sometimes it occurred in spite of careful nursing.

And no one remedy was found, I may say, which was sure to bring relief to those applying it—for what helped one man hurt another—