Diamonds Are Forever

— What can I bring you back from Holland?
— A diamond? In a ring?
— Would you settle for a tulip?

— Tell me, Commander. How far does your expertise extend into the field of diamonds?
— Hardest substance found in nature. They cut glass. Suggest marriage. They've replaced a dog as a girl's best friend. That's about it.
— Refreshing to hear there's one subject you're not an expert on.