Even at 33 he was near the top 100, so he had a really good career overall. In his prime though, the top 10-top 20 was full of great players (Borg, Connors, McEnroe, Vilas, and Lendl in 1980 when he reached his highest ranking. Yet, he was known to play his best tennis against some of the best players around. He has been a great ambassador for the sport. He operates a charity and is a tennis commentator now. He has beaten Lendl, Wilander, Rosewall, Ashe, Smith, Laver, Borg, Connors, and McEnroe, just to name some of the great players he has wins against.