The great Pete Sampras never won at Roland Garros, and although Federer is just 25 years of age, he is more than likely to end his career without having won in Paris.

• 加上一路上可能遇到的休伊特、布雷克和德约科维奇等好手，对力争完成法网三连冠的纳达尔来说，法网之路显然充满变数。