(Music) But basically, it's just a B, with four sads. (Laughter) Now, it goes down to A. Now to G. And then to F. So we have B, A, G, F. And if we have B, A, G, F, what do we expect next? (Music) That might have been a fluke. Let's try it again. (Music) Oh, the TED choir. (Laughter) And you notice nobody is tone-deaf, right? Nobody is. You know, every village in Bangladesh and every hamlet in China -- everybody knows: da, da, da, da -- da. Everybody knows, who's expecting that E. Chopin didn't want to reach the E there,