Books of quotation are not only of importance to the reader for what they contain of matured thought, but also for what they suggest. Our brains receive the spark and become luminous, like inflammable material by the contact of flint and steel. – Maturin M. Ballou, January 1886, preface to Edge-Tools of Speech

Idly curious race of grammarians, ye who dig up by the roots the poetry of others; unhappy bookworms that walk on thorns, defilers of the great… away with you, bugs that bite secretly the eloquent. – Antiphanes of Macedonia, in The Greek Anthology, Volume IV, “Book XI: The Conviv

Quotation mistakes, inadvertency, expedition, and human lapses, may make not only moles but warts in learned authors… – Thomas Browne, Christian Morals, 1716 (Part the Second, sect. ii)