Harry : You're sure about this, Neville?
Neville : Absolutely.
Harry : For an hour?
Neville : Most likely.
Harry : "Most likely?"
Neville : Well, there's some debate among herbologists about its effectiveness in fresh water as opposed to salt water...
Harry : You're telling me this now?
Harry : Don't worry about it.
Read more Harry Potter Quotes
From: Harry Potter and the Goblet of Fire (2005)