us. Who he is, I cannot say yet. But I—we, you and I, can make sure soon. We can catch and discover him! I've felt for a long time, as I told you, that he—whoever he is—has been trying to outdo me. But I beat him twice! Now he has struck again, and straight at me! But I think I can strike back; and you must help me!"
The young American caught himself up in his wonder at the girl as she turned to him. "You're a marvellous person!" he cried incredulously. "A moment ago I was bravely declaring that you shouldn't be seen with me at all; and now you are making it rank desertion in me, if I leave you to fight my mysterious double alone! Help you? Of course I'll try to help you! But I'll wager you can beat him without—"
"Hush!" the girl checked him.
"What—oh!"
"I beg pardon," one of the English passengers began doubtfully, stopping before the American. "I beg pardon, but this is Mr.
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