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 moon or any star could be. And, among other objects, he saw the island of Seriphus, where his dear mother was. Sometimes he and Quicksilver approached a cloud, that, at a distance, looked as if it were made of fleecy silver; although, when they plunged into it, they found themselves chilled and moistened with gray mist. So swift was their flight, however, that, in an instant, they emerged from the cloud into the moonlight again. Once, a high-soaring eagle flew right against the invisible Perseus. The bravest sights were the meteors, that gleamed suddenly out, as if a bonfire had been kindled in the sky, and made the moonshine pale for as much as a hundred miles around them. As the two companions flew onward, Perseus fancied that he could hear the rustle of a garment close by his side; and it was on the side opposite to the one where he beheld Quicksilver, yet only Quicksilver was visible.

‘Whose garment is this,’ inquired Perseus, ‘that keeps rustling close beside me in the breeze?’

‘Oh, it is my sister’s!’ answered Quicksilver. ‘She is coming along with us, as I told you she would. We could do nothing without the help of my sister. You have no idea how wise she is. She has such eyes, too! Why, she can see you, at this moment, just as distinctly as if you were not invisible; and I ’ll venture to say, she will be the first to discover the Gorgons.’

By this time, in their swift voyage through the air, they had come within sight of the great ocean, and were soon flying over it. Far beneath them, the waves tossed themselves tumultuously in mid-sea, or rolled a white surf-line upon the long beaches, or foamed against the rocky cliffs, with a roar that was thunderous, in the lower world;