Why are so many fighters A-Holes?

You ever notice how many guys who fight are the most complete shitheads? What do you think is up with this?

I mean look at Tyson and Ali.

Both A-Holes in their own right. Ali is/was probably a...

Source: http://ninjashoes.net/forum/showthread.php?77611-Why-are-so-many-fighters-A-Holes&goto=newpost

Dave Gomez Keith Hackney Matt Hamill Volk Han Joachim Hansen