It's equal-mass displacement! See, guys, for every one of us that goes back, someone from the past will come here. But, the problem is, that switch will only work under one condition. You know what that is?
Tuesdays?
Uhhh, Groundhog's Day? (Donatello moans)
Kenshin It will only work if the magic travellers each have the same weight.
Bingo! Gee, you guys do have a good educational system, huh?
Enough of this camaraderie. When do we get to bust some skulls?
Hang on, Casey, you're not gonna be doing any head breaking this time. Sorry, guy.
What was that? You wanna run that by me again? How come?
'Cos we need somebody to stay here with Splinter in case the time bandit decides to flip out again, if that isn't too much of an inconvenience.
It'd be a serious honor.
