People are beginning to see that the first requisite to success in life is to be a good animal.

That feelings of love and hate make rational judgments impossible in public affairs, as in private affairs, we can clearly enough see in others, though not so clearly in ourselves.

The preservation of health is a duty. Few seem conscious that there is such a thing as physical morality.

During human progress, every science is evolved out of its corresponding art.

There is a story of some mountains of salt in Cumana, which never diminished, though carried away in much abundance by merchants; but when once they were monopolized to the benefit of a private purse, then the salt decreased; till afterward all were allowed to take of it, when it had a new access and increase. The truth of this story may be uncertain, but the application is true; he that envies others the use of his gifts decays then, but he thrives most that is most diffusive.

The more specific idea of Evolution now reached is - a change from an indefinite, incoherent homogeneity to a definite, coherent heterogeneity, accompanying the dissipation of motion and integration of matter.

Of all the knowledge, that most worth having is knowledge about health! The first requisite of a good life is to be a healthy person.