I don't think u/dontupvoteme meant it the way you took it. "Are you daft?" didn't come across as a swipe but as a bit of a British-like exclamation on their point. Could be a language thing.
These are also two of the most vile things to live in the last 500 years. Their great minds are what allowed them to get away with the murder hundreds of millions.
From the western side - Kissinger is arguably right up there with Machiavelli, his influence is immutable. and Mao sort of made modern china.