Isaiah Washington credited as playing...
Dr. Preston Burke
- Dr. Cristina Yang: [about the key Burke gave her to his apartment] What the hell is this?
- Dr. Preston Burke: It's a key.
- Dr. Cristina Yang: Why?
- Dr. Preston Burke: Why is it a key? Are we feeling existential this morning?
- Dr. Cristina Yang: Well, if a key turns in a lock and no one asked for the key or even wanted the key, does it make a sound?