The frontiers are not east or west, north or south; but wherever a man fronts a fact, though that fact be a neighbor, there is anunsettled wilderness between him and Canada, between him and the setting sun, or, farther still, between him and it. Let him build himself a log house with the bark on where he is, fronting IT, and wage there an Old French war for seven or seventy years, with Indians and Rangers, or whatever else may come between him and the reality, and save his scalp if he can.
Henry David ThoreauWe have heard much about the poetry of mathematics, but very little of it has as yet been sung. The ancients had a juster notion of their poetic value than we. The most distinct and beautiful statements of any truth must take at last the mathematical form. We might so simplify the rules of moral philosophy, as well as of arithmetic, that one formula would express them both.
Henry David ThoreauWhat old people say you cannot do, you try and find that you can. Old deeds for old people, and new deeds for new.
Henry David ThoreauMost men appear never to have considered what a house is, and are actually though needlessly poor all their lives because they think that they must have such a one as their neighbors have. ... Shall we always study to obtain more, and not sometimes be content with less?
Henry David Thoreau