Maxims are texts to which we turn in danger or sorrow, and we often find what seems to have been expressly written for our use. – Attributed to George Eliot in Sayings: Proverbs, Maxims, Mottoes by Charles F. S

There are single thoughts that contain the essence of a whole volume, single sentences that have the beauties of a large work, a simplicity so finished and so perfect that it equals in merit and in excellence a large and glorious composition. – Joseph Joubert (1754–1824), translated from French by George H. Calvert, 1

The more an idea is developed, the more concise becomes its expression: the more a tree is pruned, the better is the fruit. – Alfred Bougeart, quoted in A Thousand Flashes of French Wit, Wisdom, and Wickedn

Not everything that can be extracted appears in anthologies of quotations, in commonplace books, or on the back of Celestial Seasonings boxes. Only certain sorts of extracts become quotations. – Gary Saul Morson, The Words of Others: From Quotations to Culture, 2011