Authors:

I suppose you could never say never, but my experience would tell me that the most successful players in the world are gonna come from an environment that is more competitive at an early age.

"Why Does America Suck at Tennis?". Interview with Daniel Riley, www.gq.com. August 29, 2011.
I suppose you could never say never, but my experience would tell me that the most successful players in the world are gonna come from an environment that is more competitive at an early age.