I've read once (from a questionable source) that Anastasia did put hands on Vincent Mangano while he was Mangano's de-facto UB. Mangano reportedly let it slide.

This life of ours, this is a wonderful life. If you can get through life like this, hey, thats great. But it's very, very unpredictable. There are so many ways you can screw it up.-Paul Castellano (he would know)

"I'm not talking about Italians, I'm talking about criminals."-Joe Valachi