TIL Andre Agassi won 10 of 11 matches after seeing a "tick" in Boris Becker's serve. Agassi could predict where Becker was serving based on whether Becker stuck his tongue out in the middle of his lip or to the left corner of his lip. Agassi told Becker over a pint of beer - after they retired.

reddit: the front page of the internet 2022-11-29