LUKE: I don't think so. I'm looking for a great warrior.
YODA: Ahhh! A great warrior. (laughs and shakes his head) Wars not make one great.
LUKE: (focusing, quietly) All right, I'll give it a try.
YODA: No! Try not. Do. Or do not. There is no try.
LUKE: Future? Will they die?
YODA: Difficult to see. Always in motion is the future.