[There's something ironic in that Jefferson is both asking for information from a kid and also is believing what he says with very little hesitation. But Jefferson knows Henry believed all the stories with the same conviction that Jefferson knew they were true. Henry was the only other person who knew about the Queen's curse and was the one to set the wheels in motion for it to be broken-- If there is anyone to be trusted to have good information, why not the savior's son?]

Your mother brought us to Storybrooke with her curse. Is this another trick of hers, or someone else at work?

[and the pressing question] Who else from our world is here?