The tennis ball doesn't know how old I am. The ball doesn't know if I'm a man or a woman or if I come from a communist country or not. Sport has always broken down these barriers.

About Martina Navratilova

Martina Navratilova (Czech: Martina Navrátilová, pronounced [ˈmarcɪna ˈnavraːcɪlovaː] ; née Šubertová [ˈʃubɛrtovaː]; born October 18, 1956) is a Czech-American former professional tennis player. She was ranked as the world No. 1 in women's singles for 332 weeks (second-most of all time), including as the year-end No. 1 seven times, and...