S.A. Bent, comp. Familiar Short Sayings of Great Men. 1887.
[An eminent French philosopher; born in Champagne, 1712 or 1713; supported himself in Paris by teaching, and lived many years in poverty while engaged in study; was imprisoned for his first publications, or saw them burned; founded and edited with dAlembert the Encyclopædia, from which he retired, 1759; visited St. Petersburg, 1773; died in Paris, 1784.]