useless to try to "reason them out", though it is useful for a brief period
each day to try deliberately to turn the mind away from the obsession, by
singing or whistling, gradually prolonging the attempts.

Rest, to prevent the manufacture of more waste products, the elimination of
those present, and the generation of nerve-strength from nourishing food
are the things that cure. Chapters XIX and XX deal with the drug treatment.

Do not Worry. Whatever your trouble is, it is useless to

"Look before and after, and sigh for what is not"

for the future cannot be rushed nor the past remedied. All patients reply
promptly that they "can't help" worrying, when in truth they do not try.

Work never hurt anyone, but harassing preoccupation with problems which no
amount of thought will solve drives many thousands to early graves. Anger
exhausts itself in a few minutes, fatigue in a few hours, and real overwork
with a week's rest, but worry grows ever worse. Ponder Meredith's lines:

"I _will_ endure; I will not strive to peep
Behind the barrier of the days to come."

"Look on the bright side!" said an optimist to a melancholy friend.

"But there is no bright side."

"Then polish up the dull one!" was the sound advice tendered.

_Learn to forget_!