All lecturers, all professors, all schoolmasters, have ruts and grooves in their minds into which their conversation is perpetually sliding. Did you never, in riding through the woods of a still June evening, suddenly feel that you had passed into a warm stratum of air, and in a minute or two strike the chill layer of atmosphere beyond? Did you never, in cleaving the green waters of the Back Bay,—where the Provincial blue-noses are in the habit of beating the "Metropolitan" boat-clubs,—find yourself in a tepid streak, a narrow, local gulf-stream, a gratuitous warm-bath a little underdone, through which your glistening shoulders soon flashed, to bring you back to the cold realities of full-sea temperature? Just so, in talking with any of the characters above referred to, one not unfrequently finds a sudden change in the style of the conversation. The lack-lustre eye, rayless as a Beacon-Street door-plate in August, all at once fills with light; the face flings itself wide open like the church-portals when the bride and bridegroom enter; the little man grows in stature before your eyes, like the small prisoner with hair on end, beloved yet dreaded of early childhood; you were talking with a dwarf and an imbecile,—you have a giant and a trumpet-tongued angel before you!Nothing but a streak out of a fifty-dollar lecture.As when, at some unlooked-for moment, the mighty fountain-column springs into the air before the astonished passer-by,—silver-footed, dia-
