"But it's hard to say how the flow of things works, right? Unless you've got a better grasp on it than I do..."

She isn't so bold as to claim she gets how the void works, particularly with the passage of time (or lack thereof). So, Aerith merely shrugs, glancing back to the flowers.

"...I hope they'll all be able to grow OK." There's a twinge of concern to her voice as she frowns down at them. "I know they're strong, but...with things here the way that they seem to be, I worry a bit."