I am fully conscious of the fact, that aphorisms are like wandering Gypsies. They must always be published without guarantee of the authenticity. – Erkki Melartin
Reframing an extract as a quotation constitutes a kind of coauthorship. With no change in wording, the cited passage becomes different. I imagine that the thrill of making an anthology includes the opportunity to become such a coauthor. – Gary Saul Morson, The Words of Others: From Quotations to Culture, 2011