"You know it, and I know it," is what Sariel says. It's not quite clear from her tone whether that's a positive or a negative. Maybe it's both.

more things in heaven and earth

Actually, it very likely is both.

Once outside Quark's, the bustle of the promenade reasserts itself. Lucky for everyone involved, especially Sariel, that going against traffic doesn't seem to be the order of the day.