Rose: You're crazy. Jack: That's what everybody says but, with all due respect, Miss, I'm not the one hanging off the back of a ship here. Come on. C'mon, give me your hand. You don't want to do this.

Nature's not our enemy, it's our sustenance; and we need it - and we need nature healthy for us to be healthy and to survive long term

The future is not set. There is no fate but what we make.

It took me a long time to realize that you have to have a bit of an interlanguage with actors. You have to give them something that they can act with.

I don’t feel that I’m making movies for iPhones. If someone wants to watch it on an iPhone, I’m not going to stop them, especially if they’re paying for it, but I don’t recommend it. I think it’s dumb, when you have characters that are so small in the frame that they’re not visible. I’m trying to make an epic.

If you faced a long hungry period with nothing between you and starvation but a bit of barley and a pig, you'd be better off turning the barley into beer and letting the pig starve.

Avatar is the most high tech film in terms of its execution, dealing with essentially a very low tech subject; which is our relationship with nature...and in fact the irony is that the film is about our relationship with nature and how our technological civilization has taken us several removes away from a truly natural existence and the consequences of that to us.