A learned historian declared to me of a contemporary, that the latter had appropriated his researches; he might, indeed, and he had a right to refer to the same originals; but if his predecessor had opened the sources for him, gratitude is not a silent virtue. – Isaac D’Israeli, “Quotation,” A Second Series of Curiosities of Literature

Stronger than an army is a quotation whose time has come. – W.I.E. Gates, quoted in Peter’s Quotations: Ideas for Our Times by Laurenc