A power to dispose of estates for ever is manifestly absurd. The earth and the fulness of it belongs to every generation, and the preceding one can have no right to bind it up from posterity. Such extension of property is quite unnatural.
Adam SmithVirtue is more to be feared than vice, because its excesses are not subject to the regulation of conscience.
Adam SmithBy pursuing his own interest (the individual) frequently promotes that of the society more effectually than when he really intends to promote it. I have never known much good done by those who affected to trade for the public good.
Adam Smith