Yes, your thoughts betray you. Your feelings for them are strong.
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About this quote

Spoken by Darth Vader in Return of the Jedi (1983) during a tense exchange with Luke Skywalker, the line comes as Vader probes Luke's loyalties and attachments. It appears in a high-stakes moment where emotion and allegiance are central to the scene. The delivery is calm and certain, and the dark, focused setting amplifies the line's menace and memorability.