This was not what he had been expecting for the evening, and he mentally began to turn over how much to actually tell her. He had reasoned with himself all the way here, but even so there was that notion that he could indeed say to much. Would it matter though? Would any of it matter? It was one person, not intervening with an entire culture.

He shook his head, turning to head up the path of the garden and leave some space between himself and the girl. "It's a ship that travels out amongst the stars. And it doesn't have sails - it's made of metal, enclosed, otherwise you wouldn't be able to breathe." And a host of other issues, but those were a touch to gruesome for a simple explanation.