Businessman Quotes and aphorisms about christ John D. Rockefeller John D. Rockefeller ,, This Sunday School has been of help to me, greater perhaps than any other force in my Christian lif... Stephen Covey Joseph B. Wirthlin Joseph B. Wirthlin Joseph B. Wirthlin Dieter F. Uchtdorf Michael Hintze Conrad Black Dieter F. Uchtdorf