Talk about slavery! It is not the peculiar institution of the South. It exists wherever men are bought and sold, wherever a man allows himself to be made a mere thing or a tool, and surrenders his inalienable rights of reason and conscience. Indeed, this slavery is more complete than that which enslaves the body alone.

It is reasonable that a man should be something worthier at the end of the year than he was at the beginning.

How can we remember our ignorance, which our growth requires, when we are using our knowledge all the time?

Man's moral nature is a riddle which only eternity can solve.

Most, it would seem to me, do not care for nature and would sell their share.

My Friend is that one whom I can associate with my choicest thought.

We have heard much about the poetry of mathematics, but very little of it has yet been sung. The ancients had a juster notion of their poetic value than we.