To improve performance don't wish for smoothness; always be ready to face the challenge.
Debasish MridhaSmooth shapes are very rare in the wild but extremely important in the ivory tower and the factory.
Benoit MandelbrotWe laid the track on a smooth stretch of ground about one hundred feet north of the new building.
Orville WrightAnd one of my favorites was Eddy Arnold of course. He just had that smooth, soulful voice.
Little Milton