He supervised the installation of a secret taping system in the Oval Office of the White House, and was one of only a few who knew about it. The discovery of recordings made there were later to lead to President Richard Nixon's resignation from office.
[on relocating to California after resigning from his duties in Richard Nixon's administration] Nobody knew, you know, my name. Back East, a waiter in a New York restaurant might know from a credit card. But out here, no way. You could spell it out, and you could even tell them you had a key role in Watergate. They'd say, Water-what?