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• Where do all these lemmings come from, anyway?
• Don't look back, the lemmings are gaining on you.
• Don't look back, the lemmings might be gaining on you.
• I don't understand", said the scientist, "why you lemmings all rush to the sea and drown yourselves".
  How curious", said the lemming, "The one thing I don't understand is why you human beings don't....
• I don't understand," said the scientist, "why you lemmings all rush down to the sea and drown yourselves.
  "How curious," said the lemming. "The one thing I don't understand is why you human beings don't....