"It is, of course, a disappointment to us to have this serious flaw in your flying ability revealed. Especially since one of you boys had been brought to our notice as having rather a genius for mechanics, a talent for engines and an outlook for the future of motors from an aerial viewpoint. That's what makes it so heinous, so foolish for one who knows engines to be willing to tamper with them dangerously in mid-air, to risk valuable life and valuable machinery.