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Continue to ChatThe piano has eighty-eight keys, and you have to be able to play all of them. And the range of white to black is analogous to the eighty-eight keys and you have to be able to play all eighty-eight keys in that palette from white to black. - Ansel Adams from https://whatsmyquote.com/quote/the-piano-has-eighty-eight-keys-and-you-have-to-be-able-to-play-all-of-them-and-the-range-of-white-to-black-is