No, Sir, it is a good thing; there is a community of mind in it. Classical quotation is the parole of literary men all over the world. – Samuel Johnson, quoted in The Life of Samuel Johnson by James Boswell, Volume II

And in spite of his practical ability, some of his experience had petrified into maxims and quotations. – George Eliot (Mary Ann Evans), Daniel Deronda (Book II, Meeting Streams), 1876

One would think that a scissors and pastepot collection like this would require little help. Not true. A tribe of hunters and gatherers is required: there is so much to be seen for so little selected. – Robert Irvine Fitzhenry (1918–2008), The Harper Book of Quotations

In these pages the novelist should be able to find a striking verse to head his chapter, the raconteur add to his bon mots, the man of the world enrich his stock of maxims, the divine obtain some deep thought drawn from the wells of ancient learning. – William Francis Henry King, “Introduction,” Classical and Foreign Quotations, 18