Source
The Gulag Archipelago
Solzhenitsyn's three-volume history of the Soviet forced-labour camp system, built from his own imprisonment and the testimony of many former prisoners. It was first published in Paris in 1973 and was not openly published in the Soviet Union until 1989.
References
Quotes (1)
“If only there were evil people somewhere insidiously committing evil deeds, and it were necessary only to separate them from the rest of us and destroy them. But the line dividing good and evil cuts through the heart of every human being.”
— Aleksandr Solzhenitsyn, The Gulag Archipelago, vol. 1 (1973), tr. Thomas P. Whitney (Harper & Row, 1974, Parts I–II); checked in the Internet Archive scan of that edition