Economist Quotes and aphorisms about ourselves Thomas Sowell Adam Smith John Kenneth Galbraith John Maynard Keynes John Maynard Keynes Klaus Schwab ,, I believe that, if managed well, the Fourth Industrial Revolution can bring a new cultural renaissa... Klaus Schwab ,, Environmental pollution, terrorism, and many other global threats do not stop at borders. We all be... Paul Samuelson ,, U.S. capital formation, which has been pretty high in the '90s and very high in the late 1990s, is ... Herbert A. Simon Herbert A. Simon