find you can prolong the exercise for more than five minutes do
so. The next day sit in a chair and, without looking at the
picture, concentrate on it and see if you cannot think of
additional details concerning it. The chances are you will be
able to think of many more. It might be well for you to write
down all you thought of the first day, and then add to the list
each new discovery. You will find that this is a very excellent
exercise in concentration.


Exercise 13

The Control of Sensations. Think how you would feel if you were
cool; then how you would feel if you were cold; again, how you
would feel if it were freezing. In this state you would be
shivering all over. Now think of just the opposite conditions;
construct such a vivid image of heat that you are able to
experience the sensation of heat even in the coldest atmosphere.
It is possible to train your imagination until you do this, and
it can then be turned to practical account in making undesirable
conditions bearable.

You can think of many very good exercises like this. For
instance, if you feel yourself getting hungry or thirsty and for
any reason you do not wish to eat, do not think of how hungry or
thirsty you are, but just visualize yourself as finishing a
hearty meal. Again, when you experience pain, do not increase it
by thinking about it, but do something to divert your attention,
and the pain will seem to decrease. If you will start practicing
along this line systematically you will soon gain a wonderful