I am reminded of the professor who, in his declining hours, was asked by his devoted pupils for his final counsel. He replied, Verify your quotations. – Sir Winston Churchill

Whenever we would prepare the mind by a forcible appeal, an opening quotation is a symphony preluding on the chords whose tones we are about to harmonize. – Isaac D’Israeli, “Quotation,” A Second Series of Curiosities of Literature

Proverbs accordingly are somewhat analogous to those medical Formulas which, being in frequent use, are kept ready-made-up in the chemists’ shops, and which often save the framing of a distinct Prescription. – Richard Whately, Elements of Rhetoric

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