I don't know if this has been posted here before..

Badass of the Week: Daniel Inouye
http://www.badassoftheweek.com/inouye.html

".... The blast covered Inouye with shrapnel and shredded his right arm to the point where it was barely still attached. This, however, failed to stop him. Inouye simply looked down at his useless arm (which was still clutching a hand grenade), pried the grenade out of it with his left hand, and lobbed it underhand right into the dumbfounded German's face from about 15 feet away. The results weren't pretty. ..."

Holy smokes!

(Note: I saved the best parts of the writing in the link above.)

No doubt that he's done good stuff, but he's also done some not so good stuff.  I think the horror of war makes you do bad/great things, it's about what you do with the rest of your life to make ammends that speaks volumes about you.