内容简介：
Remember, said Ambrosia, from behind, "it is a choice with poor mortals between heavy foot-walking, and the lumbering vehicles you talk of. Perhaps when their legs ache terribly, the carriages are not such bad things. We can hardly judge dispassionately in such a matter, we who can float and fly " and the delicate Ambrosia, springing up, floated softly round the bay, and then returned smiling to her companions. "It made me almost ill to think of aching legs," observed she, "how I do pity the mortal race "