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.

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

True flexibility can be achieved only when all muscles are uniformly developed

Contrology is not a fatiguing system of dull, boring, abhorred exercises repeated daily "ad-nauseam." Neither does it demand you joining a gymnasium nor the purchasing of expensive apparatus. You may derive all the benefits of Contrology in your own home.

Not only is health a normal condition, but it is our duty not only to attain it but to maintain it.

Physical fitness is the first requisite of happiness.

It’s the mind itself which shapes the body.