Kyrgios has got to look in the mirror if he wants to become a top player and win Grand Slams.

Nick Kyrgios, if you don't want to be a professional tennis player, do something else.

If you look at the top 100 players, you would see that the great majority of them have had at least a couple of surgeries. That tells me that we have to protect the players.

On paper Andre is the better player, the more experienced and one of the greatest players that's ever lived,

I just remember watching Federer the first year he won Wimbledon. He was struggling with his back problem. I remember it vividly. It looked like there was a chance he was not going to finish. He had that look in his eye. Then, somehow, he found the wherewithal to dig a little deeper, and suddenly he wins the thing, and he's a different player.

If they think I'm better at commentating than I was as a player, then I must be pretty darned good at commentating.