It's kind of hard to believe he would have Fredo killed for what he did, but it would seem to me that what Kay did must have been even more hurtful to him. But I guess having your own brother killed is one thing, but would he have been low enough to have had Kay, the mother of his children whacked?
"Life is so beautiful."
"Even the King of Italy didn't dare to meddle with the relationship of a husband and wife."
