"Heroes have filled the zodiac of beneficent labors, and then given up their mortal part to the fire without a murmur. Sages and lawgivers have bent their whole nature to the search for truth, and thought themselves happy if they could buy, with the sacrifice of all temporal ease and pleasure, one seed for the future Eden. Poets and priests have strung the lyre with heart-strings, poured out their best blood upon the altar which, reare'd anew from age to age, shall at last sustain the flame which rises to highest heaven. What shall we say of those who, if not so directly, or so consciously, in connection with the central truth, yet, led and fashioned by a divine instinct, serve no less to develop and interpret the open secret of love passing into life, the divine energy creating for the purpose of happiness; — of the artist, whose hand, drawn by a preexistent harmony to a certain medium, moulds it to expressions of life more highly and completely organized than are seen elsewhere, and, by carrying out the intention of nature, reveals her meaning to those who are not yet sufficiently matured to divine it; of the philosopher, who listens steadily for causes, and, from those obvious, infers those yet unknown; of the historian, who, in faith that all events must have their reason and their aim, records them, and lays up archives from which the youth of prophets may be fed. The man of science dissects the statement, verifies the facts, and demonstrates connection even where he cannot its purpose·"