"Excess generally causes reaction, and produces a change in the opposite direction, whether it be in the seasons, or in individuals, or in governments."

"Harmony is a symphony, and symphony is an agreement; but an agreement of disagreements while they disagree there cannot be; you cannot harmonize that which disagrees."

"I am smart because I know I nothing."

"It is only the dead who have seen the end of war."

"Opinion is the medium between knowledge and ignorance."

"To go to the world below, having a soul which is like a vessel full of injustice, is the last and worst of all the evils."

"First and best victory is to conquer self. To be conquered by self is, of all things the most shameful and objectionable."

"We are like people looking for something they have in their hands all the time; we're looking in all directions except at the thing we want, which is probably why we haven't found it."

"I don't think we shall quarrel about a word the subject of our inquiry is too important for that."

"There's a victory and defeat. The first and best of victories, the lowest and worst of defeats which each man gains or sustains at the hands not of another, but of himself."