Next to the originator of a good sentence is the first quoter of it. Many will read the book before one thinks of quoting a passage. As soon as he has done this, that line will be quoted east and west. – Ralph Waldo Emerson, “Quotation and Originality,” Letters and Social Aims, 1876

The multiplicity of facts and writings is become so great that every thing must soon be reduced to extracts and dictionaries. – Voltaire

I wonder if “an” ever occurs before “haughty” except in a quotation, or whether you can make anything sound like a quotation by adding a word like “goeth”? – Gary Saul Morson, The Words of Others: From Quotations to Culture, 2011