Some lines are born quotations, some are made quotations, and some have “quotation” thrust upon them. – Gary Saul Morson, The Words of Others: From Quotations to Culture, 2011

It is probably to Talleyrand, that Receiver-General of waif wit and estray epigram, that more sayings have been wrongly attributed than to any other modern. – William Mathews, “Quotation and Misquotation,” in North American Review, January

Mr. [Thomas] Gray the poet has often observed to me that if a man were to form a Book of what he had seen and heard himself it must in whatever hands prove a most useful and entertaining one. – Horace Walpole, quoted in Walpoliana, 1800