WALL-E is from the future. This robot exists in the year 2700, according to the movie that's named after him, and he doesn't appear to have much to do at first. Soon, however, that all changes...
Ship's Computer: Caution: Rogue robots. Caution... WALL.E: Oh, EVE. [points at screen with them on it] Eve: [Fires a laser blast at the screen, destroying it.] WALL.E: Ohh... [folds up inside himself]