As much as I love Beethoven and Mozart, the greatest is Bach. And they would be the first to agree. For me, to play Bach is a matter of hygiene. It's like taking a shower.
I guess Andras Schiff had said it all. That's probably still an understatement of how powerful and spiritually uplifting playing Bach is...
I have to admit that the quote was stolen from Patricia's blog at oboeinsight. I'll have to apologise to her, but I really can't help but post up such a truthful statement which I completely agree with. =)