[Anderton rolls a ball off the table; Witwer catches it]
John Anderton: Why'd you catch that?
Danny Witwer: Because it was going to fall.
John Anderton: You're certain?
Danny Witwer: Yeah.
John Anderton: But it didn't fall. You caught it. The fact that you prevented it from happening doesn't change the fact that it was going to happen.
John Anderton: Why'd you catch that?
Danny Witwer: Because it was going to fall.
John Anderton: You're certain?
Danny Witwer: Yeah.
John Anderton: But it didn't fall. You caught it. The fact that you prevented it from happening doesn't change the fact that it was going to happen.
[Anderton rolls a ball off the table; Witwer catches it]
John Anderton : Why'd you catch that?
Danny Witwer : Because it was going to fall.
John Anderton : You're certain?
Danny Witwer : Yeah.
John Anderton : But it didn't fall. You caught it. The fact that you prevented it from happening doesn't change the fact that it was going to happen.
http://www.moviequotedb.com/movies/minority-report/quote_51236.html