One sunny Friday afternoon we went to our local coffeeshop for a quick bite and then to the garage to get the car for our weekend drive to Connecticut. My fair-skinned husband is prone to sunburn so after putting the convertible top down, he rubbed sunscreen on his face. Then as he drove I was scrutinizing his profile, as wives in passenger seats are apt to do, when I noticed a drop of something white on his shirt collar. At the coffeeshop he’d complained there was too much mayo...