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

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

Adolescence is when the very worst and best impulses in the human soul struggle against each other for possession.

Oneness with Nature is the glory of childhood; oneness with childhood is the glory of the Teacher.

Every theory of love, from Plato down teaches that each individual loves in the other sex what he lacks in himself.

Civilization is so hard on the body that some have called it a disease, despite the arts that keep puny bodies alive to a greater average age, and our greater protection from contagious and germ diseases.

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.