“The power of preserving silence is the very first requisite to all who wish to shine, or even please in discourse; and those who cannot preserve it, have really no business to speak. … The silence that, without any deferential air, listens with polite attention, is more flattering than compliments, and more frequently broken for the purpose of encouraging others to speak, than to display the listener’s own powers. This is the really eloquent silence. It requires great genius—more perhaps than speaking—and few are gifted with the talent…”

– Martine’s Hand-book of Etiquette, and Guide to True Politeness