I never start anything 'I want to be No. 1. I want to win Grand Slam.' For me, no. It's always step by step. The only thing I want to do, it's to push the limit.— Stan Wawrinka
I never start anything 'I want to be No. 1. I want to win Grand Slam.' For me, no. It's always step by step. The only thing I want to do, it's to push the limit.
