“A return to first principles in a republic is sometimes caused by the simple virtues of one man. His good example has such an influence that the good men strive to imitate him, and the wicked are ashamed to lead a life so contrary to his example.”

“A wise ruler ought never to keep faith when by doing so it would be against his interests.”

“Results are often obtained by impetuosity and daring which could never have been obtained by ordinary methods.”

“A sign of intelligence is an awareness of one's own ignorance.”

“He who wishes to be obeyed must know how to command.”

“The kitchen clock is more convenient than sidereal time. We must use the popular category, as we do by the Linnæan classification, for convenience, and not as exact and final. Otherwise, we are presently confounded, when the best-settled traits of one race are claimed by some new ethnologist as precisely characteristic of the rival tribe.”

“But what is classification but the perceiving that these objects are not chaotic, and are not foreign, but have a law which is also the law of the human mind?”

“The first thing that intellect does with an object is to class it with something else.”