Spock : "Lieutenant Uhura wears a Vulcaya amulet which I presented to her as a token of my affection and respect."
"McCoy : "You gave your girlfriend radioactive jewellery?"
Spock : "The emission is harmless Doctor, but its unique signature makes it very easy to identify."
McCoy : "You gave your girlfriend a tracking device
Spock : "...that was not my intention."
"McCoy : "Well I'm glad he doesn't respect me!"