The quoting of an aphorism, like the angry barking of a dog or the smell of overcooked broccoli, rarely indicates that something helpful is about to happen. – Lemony Snicket, The Vile Village, 2001

The ancients, who in these matters were not perhaps such blockheads as some may conceive, considered poetical quotation as one of the requisite ornaments of oratory. – Isaac D’Israeli, “Quotation,” A Second Series of Curiosities of Literature

A case which commonly happens with us in London, as well as our Neighbours in Paris, where if a Witty Man starts a happy thought, a Million of sordid Imitators ride it to death. – Thomas Brown, Laconics: Or, New Maxims of State and Conversation

The profoundest thought or passion sleeps as in a mine, until an equal mind and heart finds and publishes it. – Ralph Waldo Emerson, “Quotation and Originality,” Letters and Social Aims, 1876