The 'Best Sentence' in litterature, IMHO, is: "Mr. Thaumatechnician, I'm calling from the Atlantic Lottery Corporation, and I can confirm that you won the 6/49 jackpot and there are no other winners."
/Or any other Canadian lottery - 'cuz there's no income tax on their winnings, natch.
//Actually, I would have taken a different line or three from Joyce's Portrait of the Artist. I listened to a very good reading of it a few weeks ago and my breath was taken away so many times, but not by the line that was quoted in the linked-to article.
///Personally, and since The American Scholar seems to think that people who have never been in America qualify as Americans, there are a few lines written by Al Purdy that outshone the sentences in the article. For instance:...
Oh, I'm off to read some Purdy. I may update this post later, if I can pick one line. In the meanwhile, check out "In the Early Cretaceous".