Amy: Sometimes magma can find one of those fissures and rise up through it.
Roark: What's magma?
Rachel: Lava.
Roark: Lava? Right here in L.A?
Amy: It is one of the possibilities.
Roark: We have a history of that here in the downtown area?
Rachel: Paricutin... 1943, a Mexican farmer sees smoke coming out of the middle of his cornfield. A week later there's a volcano a thousand feet high. There's no history of anything until it happens. Then there is.
Roark: We're going to put as many people in front of it as it takes. Listen up, people! Let me tell you what's south of us: no more museums, no more department stores, just homes! People! If we turn and run now, they're going to be defenseless! You don't like my plan? That's good. Give me a another plan, but don't tell me we're backing out.
Kelly Roark: Please, please. You can't just leave me here.
Roark: Kelly, you can not be here and I have to.
Kelly Roark: Why?
Roark: Because it's my responsibility.
Kelly Roark: Well, so am I. Please I promise I won't get in the way.
Roark: I gave that woman my child, she gave me this card.
Woman: Mike, you have a call on your private line.
Roark: Oh, that'll be my little girl wanting a tattoo.
Answer: Yes, the chances of surviving those circumstances is completely impossible. Not just the heat, but also toxic fumes which will incapacitate you very quickly. At one point the soles of his shoes were melting, at that point you would have been dead. It's a heroic scene, but not very believable.
lionhead