It's really impossible for athletes to grow up. On the one hand, you're still a child, still playing a game. But on the other hand, you're a superhuman hero that everyone dreams of being. No wonder we have such a hard time understanding who we are.

I always respect right off the bat because we are human, but then over time you learn who the person truly is, just like they learn about you. Hope it works out really well, and you hope that builds a stronger connection over time. You can't be friends with everybody.

Each point I play is in the now moment. The last point means nothing, the next point means nothing.

Ever since that day when I was 11 years old, and I wasn't allowed in a photo because I wasn't wearing a tennis skirt, I knew that I wanted to change the sport.

I knew after my first lesson what I wanted to do with my life.

I got to see the best players in the world every year the week after the U.S. Nationals, which is now known as the US Open, in Los Angeles. That made a huge difference in my life.

In 1973, a woman could not get a credit card without her husband or father or a male signing off on it.