The helicopter is probably the most versatile instrument ever invented by man. It approaches closer than any other to fulfillment of mankind's ancient dreams of the flying horse and the magic carpet.
Igor SikorskyThe helicopter appeared so reluctant to fly forward that we even considered turning the pilot's seat around and letting it fly backward.
Igor SikorskySupersonic airplanes have carried men at more than 2,000 miles per hour and there are reasons to believe that this speed will be doubled by 1960 or so.
Igor Sikorsky