Perhaps you know him.

If you do, you will be sure that one of his blood would never do dishonor to the Stars and Stripes." Captain Knox of the privateer Molly had never heard of Joe Robertson; but his knowledge of the world made him see truth and innocence in the face of the boy.

Blair's words came too quickly, and his voice was pitched too high for English birth, and that the blunt captain marked at once.
"No matter who you are or where you came from, if you are all right as to the Stars and Stripes," said Captain Knox.

"We don't ask too many questions here as to what folks have been before they come aboard the Molly.

If you can obey orders and handle a rope, this is the place for you to make your fortune.