Pedagogues and guardians of youth discovered in rhythm and rhyme a means of teaching facts otherwise unrelated. Emblem writers, feeling the weakness of their strained symbolism, clutched eagerly at an effectual prop. Emblems without verses had some measure of attraction, for if no natural correspondence seemed to exist between a hypocrite and a frog, or between an egg and a Christian,[174] the things had an interest of their own, and excited curiosity as to possible connections; but without rhymes, it would have been impossible to pair them aright.