Pensées [Thoughts], ch. 4 "De la Nature des Esprits [On the Nature of Minds]," ¶ 62 (1850 ed.) [tr. Lyttelton (1899), ch. 3, ¶ 21] - Joubert, Joseph | WIST Quotations

Questions show the mind's range, and answers, its subtlety.   [Les questions montrent l’étendue de l’esprit, et les réponses sa finesse.] (Source (French)) While confirmed as an entry in the French, I was unable to find translations other than Lyttelton's in my various sources.