"How to tell when it's over?"
"At all cost one must keep romance alive. On the other hand one must be realistic as well. Here are subtle hints to observe.
*If he purchases a billboard that says "I LOVE YOU MYRNA" and your name is not Myrna
*or he introduces you as his "first" wife
*or he joins Parents WITHOUT Partners
*or he purchased guest towels that say His and His
*or when you ask him if anything is bothering him and he sets fire to your dress.......
Well, and I could be wrong about this, but I think it may be time for a chat...."