Why is Terry Fox a National Hero?

Terry Fox was a courageous dreamer who just wouldn’t give up, yet his mother Betty described him as "a very ordinary young man." And that’s what it takes to be a hero: it takes very ordinary people, like Terry Fox, or like you and me — who unselfishly attempt extra-ordinary, heroic acts of service for the sake of others. Source: https://www.youtube.com/watch?v=ywpf96aSFxs