An unproductive truth is none. But there are products which cannot be weighed even in patent scales, nor brought to market.
Commerce has made all winds her mistress.
One dupe is as impossible as one twin.
Compliments are only lies in court clothes.
Enthusiasm is grave, inward, self-controlled; mere excitement, outward, fantastic, hysterical, and passing in a moment from tears to laughter.
Emotion turning back on itself, and not leading on to thought or action, is the element of madness.