Characters
I've been waiting for you, Obi Wan. We meet again at last. The circle is now complete. When I left you, I was but the learner; now I am the Master.
— Darth Vader · Star Wars: Episode IV - A New Hope
Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker greets Obi Wan as someone long awaited, declaring that the circle has closed. Once they were the student, they claim, and now they are the master. The words mix a sense of destiny with a triumphant boast of superiority over the person addressed.
Context reviewed