Never slouch as doing so compresses the lungs, overcrowds other vital organs, rounds the back, and throws you off balance.

Contrology is not a system of haphazard exercises designed to produce only bulging muscles. ... Nor does Contrology err either by over-developed a few muscles at the expense of all others with resulting loss of grace and suppleness, or a sacrifice of the heart or lungs. Rather, it was conceived to limber and stretch muscles and ligaments so that your body will be as supple as that of a cat and not muscular like that of the body of a brewery-truck horse, or the muscle-bound body of the professional weight lifter you so much admire at the circus.

The lungs cannot be completely deflated at first without considerable effort. With perseverance, however, the desired results can be accomplished and with increasing power, gradually and progressively develop the lungs to their maximum capacity.

Good posture can be successfully acquired only when the entire mechanism of the body is under perfect control.

If your spine is inflexibly stiff at 30, you are old. IF it is completely flexible at 60, you are young.

Breathing is the first act of life, and the last.

We retire too early and we die too young, our prime of life should be in the 70's and old age should not come until we are almost 100.