I've read something similar. This is only a partial article:
Russian steel helps Sharapova forge women's revolution
Monday July 5, 2004
No one could miss the salient features of the game that made Maria Sharapova the new Wimbledon ladies' champion on Saturday. The imposing serve, the unrelenting desire to hit the chalk with every drive and the urgent speed with which she covers the width of the baseline were there for all to see. Only in close-up, however, does the really telling detail reveal itself. Look at her fingers and you will see that, however radiant her smile, the nails of this 17-year-old Russian girl are bitten to the quick.
As she took the title from Serena Williams on Saturday afternoon, a lot of people woke up to the fact that Sharapova is the real thing. But her fingernails had already been telling the story. She may have a contract with a model agency but this is no would-be catwalk queen who fills the hours during rain delays by getting out her pots and brushes and giving herself a manicure. For all her considerable beauty, this is a young woman with the priorities that made champions of Maria Bueno, Billie Jean King and Steffi Graf.
Somewhere out there, someone - possibly Clive James, who once expressed a desire to be bathed in the sweat of Gabriela Sabatini - is already writing a poem about Sharapova. It might start with a description of the moment when she tosses the ball up to serve and, as it reaches it apogee, a line through her left arm and right leg forms a perfect perpendicular. Or with the intensity of her preparation for each point, in the way she walks back towards the stop-net, frowning as she pauses to refocus her thoughts before turning to face her opponent, eyes narrowed.
Beauty is to be found there, for sure, and in many dimensions, to be envied by those who had it in one form but not in others. What really marks out Maria Sharapova, however, is the sheer strength of her will...[rest of article snipped]
Obviously, this is not the Richard Williams that Serena calls father, but a namesake writer.