Ash: You still don't understand what you're dealing with, do you? Perfect organism. Its structural perfection is matched only by its hostility.

Lambert: You admire it.

Ash: I admire its purity. A survivor... unclouded by conscience, remorse, or delusions of morality.

Parker: Look, I am... I've heard enough of this, and I'm asking you to pull the plug.

Ash: Last word.

Ellen Ripley: What?

Ash: I can't lie to you about your chances, but... you have my sympathies.