There are two very natural propensities which we may distinguish in the most virtuous and liberal dispositions, the love of pleasure and the love of action. If the former is refined by art and learning, improved by the charms of social intercourse, and corrected by a just regard to economy, to health, and to reputation, it is productive of the greatest part of the happiness of private life.

The History of the Decline and Fall of the Roman Empire (ed. 1802)