It is poor civic hygiene to install technologies that could someday facilitate a police state.

Man does not live by soap alone; and hygiene, or even health, is not much good unless you can take a healthy view of it — or, better still, feel a healthy indifference to it.

The denunciation of the young is a necessary part of the hygiene of older people, and greatly assists the circulation of their blood.

Nine-tenths of our sickness can be prevented by right thinking plus right hygiene – nine-tenths of it!

Irony is the hygiene of the mind.

Hygiene is two thirds of health.

Keep your own house and its surroundings pure and clean. This hygiene will keep you healthy and benefit your worldly life.

Hygiene is the corruption of medicine by morality. It is impossible to find a hygienist who does not debase his theory of the healthful with a theory of the virtuous. The true aim of medicine is not to make men virtuous; it is to safeguard and rescue them from the consequences of their vices.

All despotisms should be considered problems of mental hygiene, and all support of censorship should be considered as problems of abnormal psychology