This Terminator 2 analysis tracks one structural inversion across the whole film: a killing machine climbs toward compassion while a human being hardens into something mechanical. Cameron and co-writer William Wisher take the unstoppable villain of the first movie and reprogram him into a protector, then spend two hours asking whether a thing built for one purpose can choose another. The line everyone quotes — "Hasta la vista, baby" — is the joke that hides the argument: a weapon learns human slang, learns human grief, and then chooses its own destruction to protect the people who taught it. What follows is a scene-by-scene Terminator 2 screenplay breakdown of how that trade works, where the beats land, and what a writer can lift from it.