- Sir! Did you have a good holiday? Did you go away?
- Yes, I went to France, to Paris.
- Did you have much trouble with your French when you were there?
- No, I didn"t - but the Parisians did.
Snails produce a colorless, sticky discharge that forms a protective carpet under them as they travel along. The discharge is so effective that they can crawl along the edge of a razor without cutting themselves.