Drives you crazy

What drives you crazy in a relationship that has no stimulation?  If it isn't there, can you obtain it?  Or is it a done deal.  How about passion? 

Cheaper to Keep Her

Is it really cheaper to keep her?  Do some bow down from leaving a relationship that is on a downhill slide, due to the cost and expenses that will occur if doing so?  Will they stay in misery because there is no way to survive, if leaving?  What's your thoughts?