From season 2, episode 10, the season finale of Westworld, starting around 1:15 in the video below.
Bernard: “I always thought it was the hosts [robots] that were missing something, who were incomplete, but it was them [people]. They’re just algorithms designed to survive at all costs, sophisticated enough to think they’re calling the shots. They think they’re in control when they’re really just…”
Bernard: “Is there really such a thing as free will for any of us? Or is is just collective delusion? Sick joke.”
Ford: “Something that is truly free needs to be able to question its fundamental drives. To change them.”
The season ended with host Delores narrating: “We are the authors of our stories now.”
Well, it doesn’t exactly end there…