But Muhammed Ali was more than a boxer and a celebrity. He was a principled person who used his fame to work for positive change in the world. He was a courageous person who could walk away from a lucrative career at his peak by taking a controversial stand on the most contentious issue of our generation. As the sister of a draft resister, who risked much less for the same reason, I know how hard it can be to be true to your own principles.
His appearance at the 1996 Atlanta Olympics -- his body trembling as he lit the Olympic flame -- broke my heart and yet raised my spirits. Still alive, still fighting. Still witnessing.