If you just go out there and run 100 miles, it breaks down a lot of barriers in terms of self-imposed limitations. Dean Karnazes
Michael Jackson carried urban America and eventually American society on his vocal cords for a good 25 to 30 years before even hip-hop became the vox populi of America, and then as an adult he shattered racial barriers. Michael Eric Dyson
Sport doesn't know barriers, really. You are judged on your performance... how far you can jump, how fast you can run, how well you can hit a tennis ball. Martina Navratilova
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. Martina Navratilova