General Relativity is a greater singular achievement of the human mind than Special Relativity because the latter would have likely been discovered independently within a few years.

“So, this is my measure of why I think General Relativity is a crowning achievement of the human mind, greater than almost anything else. Special Relativity, from 1905, I think there were enough people on the tail of that, on the trail of that, that if Einstein were not around, Special Relativity wou”

Einstein's general theory of relativity equations initially predicted a universe that must expand or contract, which Einstein resisted by attempting to force a static model.

“he realized that in response to a universe full of stuff it wants it wants to either expand or contract all right so it doesn't want to just sit there”