There are not in the world at any one time more than a dozen persons who read and understand Plato:-never enough to pay for an edition of his works; yet to every generation these come duly down, for the sake of those few persons, as if God brought them written in his hand.

Great men are more distinguished by range and extent than by originality.

We are impressed and even daunted by the immense Universe to be explored. "What we know is a point to what we do not know."

The whole of what we know is a system of compensation. Every defect in one manner is made up in another. Every suffering is rewarded; every sacrifice is made up; every debt is paid.

This valley is the only place that comes up to the brag about it, and exceeds it.

The first steps in Agriculture, Astronomy, Zoology, (those first steps which the farmer, the hunter, and the sailor take,) teach that nature's dice are always loaded; that in her heaps and rubbish are concealed sure and useful results.

Find the journey's end in every step.