For the tl;dr-impaired: "Einstein, like many inventors and discovers, spent many years stubbornly pursuing his great discoveries — about seven years for specia

For the tl;dr-impaired: "Einstein, like many inventors and discovers, spent many years stubbornly pursuing his great discoveries — about seven years for special relativity and the other discoveries published in 1905 and seven years for General Relativity. His accomplishments did not come easily or quickly or without error." Well, at least when he was finished, he didn't have to code it up in LaTeX and run a bunch of experiments using code written at 2AM after the lab sysadmin disabled his login for downloading too much data. Instead he went for walks.