No, you're not losing your mind. And you're definitely not alone. There's Jimmy Carter, forgetting the nuclear launch codes in a suit at the dry cleaners. Rod Stewart fumbling for the name of the intense first love who inspired "Maggie Mae." G. K. Chesterton writing a long letter to hismother announcing the good news about his engagement--while his mother is in the room with him. Marilyn Monroe blowing the same line through 52 takes during the filming...