Sometimes a good quote will do, such as "A man in love is incomplete until he has married. Then he's finished" (Zsa Zsa Gabor). Or perhaps "Marriage has many pains, but celibacy has no pleasures" (Samuel Johnson). Other times, a proverb seems just right, such as ""wedlock is a padlock" or "marriages are made in heaven" or "marry in haste, repent at leisure." Now, in The Oxford Dictionary of Phrase, Saying, and Quotation, readers and writers have over...