A very elderly couple is celebrating their seventy-fifth wedding anniversary. The man says to his wife, "Dear, there is something that I must ask you,"... "It has always bothered me that our tenth child never looked quite like the rest." "Now, I want to assure you that these seventy-five years have been the most wonderful experience I could have ever hoped for, and your answer could not take all of that away." "But, I must know, did he have a different father?" The wife drops her head, unable to look her husband in the eye, and then confesses. “Yes, he did.” The old man is very shaken - the reality hitting him harder than he expected. With a tear in his eye he asks, “Who? Who was he? Who was the father?” Again the woman drops her head, saying nothing at first as she tries to muster the courage to tell the truth to her husband. Then, finally she says to him, “It was you.