Take that you bitch. In your face. And to top it off her son, Novak went out in the 3rd round, has been leapfrogged by Murray in the rankings and is only a little bit ahead off Juan Martin In yo face, biatch.
Re: Whose on court behaviour is more mature: Del Potro, Querrey or Korolev?
I'd say they're all pretty mature guys. Granted some throw their racquet's more than the others.
So it is said that if you know your enemies and know yourself, you will not be imperiled in a hundred battles; if you do not know your enemies but do know yourself, you will win one and lose one; if you do not know your enemies nor yourself, you will be imperiled in every single battle.