In this world, the optimists have it, not because they are always right, but because they are positive. Even when they are wrong they are positive, and that is the way of achievement, correction, improvement, and success. Educated, eye-open optimism pays.
David LandesIf the gains from trade in commodities are substantial, they are small compared to trade in ideas
David LandesScepticism and refusal of authority is at the heart of scientific endeavour. Scientific knowledge dictates economic possibilities
David LandesEducated, eyes-open optimism pays; pessimism can only offer the empty consolation of being right.
David Landes