Hall of Famer says today's tennis offers higher quality of play though rivalries are lacking.
World No. 1 praises power naps and deep sleep in new campaign.
Add Roland Garros to the list of tennis institutions that Ile Nastase has fallen out of favor with.
World No. 5 is second to none on second-serve points won.
After falling in Madrid, No. 2 seed says she's modified clay-court aspirations.
"I'll try to play better in Rome. What can I say?" says reigning Roland Garros champion.
The Serb is in no rush to hire a new coach, but already has an idea of what he's looking for.
