A snooker table
A baby hit by a snow blower
Hit it in the face with an axe.
Watching his wife and children die before his eyes.
I always loved this one: (works better said out loud of course) What do you call a fish with no eyes ... A FSHHH
A women will normally want more children after a year or two. No man has ever wanted another kick in the balls. Case closed.
Because it didn't have the nerves.
Put your hands in its pockets & tickle its balls.