To what end do I lead a simple life at all, pray? That I may teach others to simplify their lives? - and so all our lives be simplified merely, like an algebraic formula? Or not, rather, that I may make use of the ground I have cleared to live more worthily and profitably?

The science of Humboldt is one thing, poetry is another thing. The poet to-day, notwithstanding all the discoveries of science, and the accumulated learning of mankind, enjoys no advantage over Homer.

Morning work! By the blushes of Aurora and the music of Memnon, what should be man's morning work in this world?

Let us consider under what disadvantages Science has hitherto labored before we pronounce thus confidently on her progress.

A hero's love is as delicate as a maiden's.

Books are to be distinguished by the grandeur of their topics even more than by the manner in which they are treated.

The discoveries which we make abroad are special and particular; those which we make at home are general and significant. The further off, the nearer the surface. The nearer home, the deeper.