As one delves deeper and deeper into Etiquette, disquieting thoughts come. That old Is- It-Worth-It Blues starts up again softly, perhaps, but plainly. Those who have mastered etiquette, who are entirely, impeccably right, would seem to arrive at a point of exquisite dullness. The letters and the conversations of the correct, as quoted by Mrs. Post, seem scarcely worth the striving for. The rules for finding topics of conversation fall damply on the spirit.