Economist Quotes and aphorisms about fear Thomas Sowell Adam Smith Alan Greenspan Alan Greenspan ,, Fear and euphoria are dominant forces, and fear is many multiples the size of euphoria. Bubbles go ... Alan Greenspan Robert J. Shiller ,, Trump's victory clearly appears to stem from a sense of economic powerlessness, or a fear of losing... Robert J. Shiller Robert Reich Edmund Phelps Edmund Phelps