“If I had my life to live over,” said Nadine Stair at age 85, “I would perhaps have more actual problems, but I’d have fewer imaginary ones.”

Your task, as I see it, will be to train yourself so you can expertly distinguish

actual problems from imaginary ones. Part of your work, of course, will be to

get in the habit of immediately ejecting any of the imaginary kind the

moment you notice them creeping up on you.