"Harry found the whole situation as bizarre as Ron did, but listening to George, he was suddenly struck by the odd pauses and abrupt ends to some of George’s sentences. It gave a broken quality to his speech that hadn’t been there before, and Harry felt a lurch in his chest at the thought that George was still waiting for Fred to complete his sentences."

-friend's status

from the names, I do believe this is from Harry Potter.

This moment was one of the saddest within the series of books. RIP Fred