“If Grace is there with you - look in her memories - she can show you the world we come from. There's no green there. They killed their mother, and they're gonna do the same here.”

Sam Worthington - Jake Sully

“- Crysta: What's a machine?
- Zak: It's a... thing. Cutting down trees.
- Crysta: That's terrible!
- Zak: Only if you live in a tree.
- Crysta: I do live in a tree!
- Zak: Oh.”
Samantha Mathis - Crysta
Jonathan Ward - Zak

“- Jill Young: So, this is L.A., huh? Everything looks the same. How do you know where you are?
- Gregg O'Hara: It's easy. The ocean's that way, the mountains are that way, Mexico's that way, and Canada's that way. You don't have to worry about the rest; you'll never see it through the smog.”
Charlize Theron - Jill Young
Bill Paxton - Gregg O'Hara

“- Softball Player: Hey, man, take it easy. It's just a cigarette.
- Hank Evans: Oh yeah? Well, this is just a fist. But when I start throwing it around, it can leave one hell of a mess.”
Conrad Goode - Softball Player
Jim Carrey - Hank

“Well, fuck my ozone.”

Jim Carrey - Hank