The big thing is when we had the Sydney Olympics in 2000, it was after all the four majors had been played,

I still feel it out there. I really felt it when I jammed it about four times. But it's just something that I have to work through.

I've always played well in Sydney. Hopefully, I can get some matches there under my belt before going into Melbourne.

I still feel it out there. It's just when I jam my foot off during matches. It's something you can't test before a match. So I'm just trying to build it up.

It's nice to be through to another semifinal, another tough match, ... Every match gets tougher.

Nine times out of 10, if you're going to win the tournament, you're going to have to come up against Federer at some stage, ... It's not something you focus on. ... I just want to get the (next) win on the board.