Zabriskie Point 
More on IMDB | Buy this movie now
Mark: A girl from my long-gone past.
Mark: Alice - she's my sister.
Daria: Hey, guy, you want a smoke?
Mark: You know, you're taking to a guy under discipline.
Daria: What's that?
Mark: This group I was in had rules against smoking. They were into a reality trip.
Daria: What a drag!
Daria: There's a thousand sides to everything - not just heroes and villains. So anyway... so anyway... so anyway... so anyway ought to be one word. Like a place or a river. "So Anyway River."
Mark: Would you like to go with me?
Mark: Wherever I'm going.
Daria: Are you *really* asking?
Mark: Is that your *real* answer?