Something major happened to him, without any warning, on that mountain in 1976. Whatever it was, it lasted for more than 10 years, and he spent another 25 years in seclusion trying (apparently successfully) to get rid of it. << Robin claimed enlightenment. Professor claims "only as much".
Enlightenment! Enlightenment! If it was a candy bar we could eat a piece to get "only as much". If we ate the whole bar we could claim to be "The World Teacher". Either way, when we got to the end we could say "I gave it up". >>
