Rossum: You don't understand. You're not a man's mind in a robot's body. You're a robot. Period.
Bat-Duplicant: You're lying! It's not possible! I know my family and friends! I remember names, faces, birthdays! I have memories! A past!
Rossum: You have information. Data. Nothing more. Do you remember your first kiss? Your favorite song? The last time you tasted a really good steak?
Bat-Duplicant: No, but-
Rossum: Can you remember anything beyond cold, hard facts? Facts can be implanted, accessed from any number of sources.