1.) how does the proverbial russian definition of a hero, "he who hangs on for one minute more", apply to christopher reeve?
2.) what sets po, the hero of kung fu panda, apart from the traditional archetypal hero?

The Russian proverbial definition of a hero applies to Po because he is a random panda that gets picked to be the "Kung Fu King Warrior".
So it's just easy to find this kind of average guy who's working in his dad's restaurant and suddenly gets an ambition to become great personality .
Also, when he had nothing left, he had to find the skills and strength to go on.