Superman’s virtually indestructible, but he can be brought to his knees by a tiny piece of rock.  Kryptonite drains him of his powers and makes him vulnerable.  Prolonged exposure will even kill him. Well, what about us mere mortals?  In marriage, we can often see the big things coming.  But the small things… criticism, indifference, keeping score… these little radioactive stones can creep up on us and slowly zap our marital resolve.  Left unchecked, they have the potential to slay the strongest marriage.  So take a page from Superman’s book, be vigilant!  Be aware of these possible dangers and read 5 Reasons It’s a Good Thing that Marriage is Hard Work.