Brad Neary: I don't understand these fractions.
Roy Neary: What's one third of sixty?
Brad Neary: [bewildered] That's a fraction, I don't understand them.
Roy Neary: [using a model train as an object lesson] Alright, let's say that this boxcar is sixty feet long, OK?, and one third of it is across this switch here, alright... And now another train is coming... Now, how far do you have to move this boxcar so that the other train doesn't smash it? Quickly Brad, there are thousands of lives at stake... Brad any answer...
[CRASH]