Many of the historical proverbs have a doubtful paternity. – Ralph Waldo Emerson, “Quotation and Originality,” Letters and Social Aims, 1876

In these circumstances I think we must take the bull by the horns… and, making due allowances, quote whenever we feel that the allusion is interesting or helpful or amusing. – Clifton Fadiman, c.1955

Collect as precious pearls the words of the wise and virtuous. – Abdelkader

He picked something out of everything he read. – Pliny