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Continue to ChatIn 1947 I defended my thesis on nuclear physics, and in 1948 I was included in a group of research scientists whose task was to develop nuclear weapons. - Andrei Sakharov from https://whatsmyquote.com/quote/in-1947-i-defended-my-thesis-on-nuclear-physics-and-in-1948-i-was-included-in-a-group-of-research-scientists