Possible Clues:

• What is there in a vacuum? Never mind!
• It's not important - what a torment
• That is trivial talk about honour
• It's unimportant
• Just as shiny as before, but that's all right
• What about it, it's unimportant
• Never mind the gossip about the doctor going back
• It's of little consequence - what a torment
• Regardless of pure energy?
• Talk about the centre of Rome? It's unimportant