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

Physical fitness is the first requisite of happiness. In order to achieve happiness, it is imperative to gain mastery of your body. If at the age of 30 you are stiff and out of shape, you are old. If at 60 you are supple and strong then you are young.

Man should bear in mind and ponder over the Greek admonition - Not Too Much, Not Too Little.

Ideally, our muscles should obey our will. Reasonably, our will should not be dominated by the reflex actions of our muscles.

Time and progress are synonymous terms--nothing can stop either. Truth will prevail and that is why I know that my teachings will reach the masses and finally be adopted as universal.

I must be right. Never an aspirin. Never injured a day in my life. The whole country, the whole world, should be doing my exercises. They'd be happier.

You are only as young as your spine is flexible.