Power is poison. Its effect on Presidents has been always tragic, chiefly as an almost indecent excitement at first, and a worse reaction afterwards; but also because no mind is so well balanced as to bear the strain of seizing unlimited force without habit or knowledge of it; and finding it disputed with him by hungry packs of wolves and hounds whose lives depend on snatching the carion.
Henry AdamsAfter Gibbs, one the most distinguished [American scientists] was Langley, of the Smithsonian. ... He had the physicist's heinous fault of professing to know nothing between flashes of intense perception. ... Rigidly denying himself the amusement of philosophy, which consists chiefly in suggesting unintelligible answers to insoluble problems, and liked to wander past them in a courteous temper, even bowing to them distantly as though recognizing their existence, while doubting their respectibility.
Henry Adams