"That's not true," Lucas says indignantly, and Sam rolls his eyes.

"It's commonly accepted as a truth in philosophical circles - it's like the saying you can never go over the same river twice - either you or the river has changed in the moments between."

"This is not a theological debate," Edlyn drawls from her corner, tamping down her cigarette with slender fingers before flicking it into the waste basket and leaning over to put her head in Peter's lap.