Over events, we may have some control, but over the law of life's progress none.

In early life I had felt a strong desire to devote myself to the experimental study of nature; and, happening to see a glass containing some camphor, portions of which had been caused to condense in very beautiful crystals on the illuminated side, I was induced to read everything I could obtain respecting the chemical and mechanical influences of light, adhesion, and capillary attraction.

So great was the preference given to sacred over profane learning that Christianity had been in existence fifteen hundred years, and had not produced a single astronomer.

Antiquity was often delighted to cast a halo of mythical glory around its illustrious names. The immortal works of this great philosopher seemed to entitle him to more than mortal honors. A legend into the authenticity of which we will abstain from inquiring, asserted that his mother, Perictione, a pure virgin, suffered an immaculate conception through the influence of Apollo. The god declared to Ariston, to whom she was about to be married, the parentage of the child.

Every movement in the skies or upon the earth proclaims to us that the universe is under government.

Is it not true that for every person the course of life is along the line of least resistance, and that in this the movement of humanity is like the movement of material bodies?

Four years after the death of Justinian, A.D. 569, was born at Mecca, in Arabia the man who, of all men exercised the greatest influence upon the human race . . . Mohammed . . .