I love agitation and investigation and glory in defending unpopular truth against popular error.

The civil service can never be placed on a satisfactory basis until it is regulated by law.

I mean to make myself a man, and if I succeed in that, I shall succeed in everything else.

[Science] is the literature of God written on the stars-the trees-the rocks-and more important because [of] its marked utilitarian character.

Honesty is the best policy, says the familiar axiom; but people who are honest on that principle defraud no one but themselves.

Heroes did not make our liberties; they but reflected and illustrated them.

Commerce links all mankind in one common brotherhood of mutual dependence and interests.