Authors:

I don't think a man has to go around shouting and play-acting to prove he is something. And a real man don't go around putting other guys down, trampling their feelings in the dirt, making out they're nothing.

"Muhammad Ali on Joe Frazier: that's one helluva man and God bless him" by Simon Burnton, www.theguardian.com. November 8, 2011.
I don't think a man has to go around shouting and play-acting to prove he is something. And a real man don't go around putting other guys down, trampling their feelings in the dirt, making out they're nothing.