"Four or five years ago, golf champion Ben Hogan caused a great furor by admitting to reporters that he had a secret something that he did on every stroke. This, he said, was the key to all his success. Instantly, there was a hubbub in the press. - articles by experts, interviews with rival pros, guessing by columnists...A million plain, ordinary dubs clamored for Hogan's Secret, so they could break 100 for the first time in their lives. ... What is it? ... It is the secret of knowing how to learn."
Good Reading Rack Service, 1960