and body have been trained and accustomed to
exertions which seem quite impossible to ordinary
individuals.

Many persons find that increased intellectual
activity results in less fatigue and
greater achievements. As a student I did
my best work and enjoyed it most the year
I carried the greatest number of courses and
assumed the most outside duties. In my

capacity as adviser to college students I find
many who are able to accomplish thirty per
cent more work than is expected of college
students but fail to do equally well the regular
amount. There are others who can carry the
regular amount but not more without injury
to their health.

College grades afford a means of recording
intellectual efficiency directed toward particular
problems. With no apparent change in
bodily conditions the same student frequently
increases his efficiency a hundred per cent.
The increase seldom has an injurious effect
on health, but is merely evidence of the fact
that he has suddenly wakened up and is
applying energies which before were undiscovered.
A slow walk for a single mile leaves
many persons ``dragged out'' and exhausted,