I fancy mankind may come, in time, to write all aphoristically, except in narrative; grow weary of preparation, and connection, and illustration, and all those arts by which a big book is made. – Samuel Johnson, quoted in The Journal of a Tour to the Hebrides, with Samuel Joh

All quotation dictionaries stand on the shoulders of their predecessors, which must be consulted as part of the effort to make sure that no famous quotations are missed. – Fred R. Shapiro, The Yale Book of Quotations, 2006 (Acknowledgements)

When a man thinks happily, he finds no foot-track in the field he traverses. All spontaneous thought is irrespective of all else. – Ralph Waldo Emerson, “Quotation and Originality,” Letters and Social Aims, 1876

Dr. [Richard] Bentley’s son reading a novel, the Doctor said, “Why read a book which you cannot quote?” – Walpoliana (Horace Walpole, John Pinkerton), “Useless Reading,” January 1800