Place it at the end of a short edit, after an awkward pause, so it acts as the final payoff. Let an awkward-crickets moment set up the doubt first, then follow the reassurance with a victory sting to close on a high note.
關於此聲音
This is a short German spoken line, 'Du bist gut genug,' lasting about seven seconds. It delivers the reassurance in a plain, direct way. It feels warm and funny at the same time, like a sincere compliment landing in an unexpected moment, and it leaves the listener smiling rather than taking the praise too seriously.