Auream quisquis mediocritatem deligit tutus caret obsoleti sordibus tecti, caret invidenda sobrius aula. Who loves the golden mean is safe from the poverty of a tenement, is free from the envy of a palace. HoraceCarmina. II. 10. 5.
Est modus in rebus, sunt certi denique fines Quos ultra citraque nequit consistere rectum. There is a mean in all things; and, moreover, certain limits on either side of which right cannot be found. HoraceSatires. I. 1. 106.
Le juste milieu. The proper mean. Phrase used by Louis Philippe in an address to the deputies of Gaillac. First occurs in a letter of Voltaires to Count dArgental, Nov. 29, 1765. Also in PascalPensées.
Take this at least, this last advice, my son: Keep a stiff rein, and move but gently on: The coursers of themselves will run too fast, Your art must be to moderate their haste. OvidMetamorphoses. Story of Phaeton. Bk. II. L. 147. Addisons trans.
Modus omnibus in rebus, soror, optimum est habitu; Nimia omnia nimium exhibent negotium hominibus ex se. In everything the middle course is best: all things in excess bring trouble to men. PlautusPænulus. I. 2. 29.
Be moderate, be moderate. Why tell you me of moderation? The grief is fine, full, perfect, that I taste, And violenteth in a sense as strong As that which causeth it: how can I moderate it? Troilus and Cressida. Act IV. Sc. 4. L. 1.