“My sister, who is one year younger than me, Roz, never wanted to be home by herself. She took classes, extra classes to graduate high school with me, to go to the University of North Carolina with me, and to graduate prior to me. And you guys ask me where my competitive nature came from? It came from them.” Michael Jordan’s competitiveness garnered the NBA legend countless honors and cemented his place among the greatest athletes in history. And MJ has his siblings to thank for it.