Modern man was not meant to do his best work before forty but is by nature, and is becoming more so, an afternoon and evening worker.

.. every step of the upward way is strewn with wreckage of body, mind, and morals.

Muscles are in a most intimate and peculiar sense the organs of the will.

The man of the future may, and even must, do things impossible in the past and acquire new motor variations not given by heredity.

Adolescence is a new birth, for the higher and more completely human traits are now born.

Of all work-schools, a good farm is probably the best for motor development.

Modern man was not meant to do his best work before forty but is by nature, and is becoming more so, an afternoon and evening worker.