DEAR ABBY: I was working out of town in a position that paid a good salary. When my adult son proposed to his girlfriend, I told him I would try and give him $10,000 for the wedding. Well, things changed. I had to return home for good, and my salary was cut. When I told my son I wouldn’t be able to give him $10,000, but could give him only $5,000 instead, he became very upset and said, “You promised that amount and we were counting on that money!” I feel a gift is a gift, and they should be happy ...