Only the use of footnotes enables historians to make their texts not monologues but conversations, in which modern scholars, their predecessors, and their subjects all take part. – Anthony Grafton (b.1950), The Footnote: A Curious History, “Epilogue: Some Concl

I doubt whether Cromwell or Milton could have rivaled [William Lloyd] Garrison in this field of quotation; and the power of quotation is as dreadful a weapon as any which the human intellect can forge. – John Jay Chapman

But in the dying world I come from quotation is a national vice. No one would think of making an after-dinner speech without the help of poetry. It used to be the classics, now it’s lyric verse. – Evelyn Waugh, The Loved One: An Anglo-American Tragedy, 1948