I started writing hits the day I sold my piano.
Poetry is a bad medium for philosophy. Everything in the philosophical poem has to satisfy irreconcilable requirements: for instance, the last demand that we should make of philosophy (that it be interesting) is the first we make of a poem; the philosophical poet has an elevated and methodical, but forlorn and absurd air as he works away at his flying tank, his sewing-machine that also plays the Piano.Randall Jarrell
You can play the Piano with the white keys only or you can play it with only the black keys. But for harmony you must use the black and the white keys.On the Economic Partnership Agreement (EPA), December 2007 
Sometimes I can only groan, and suffer, and pour out my despair at the Piano!Frédéric Chopin, as quoted in Jorgensen's Chopin and the Swedish Nightingale (2003), p. 26
I was a strange, loud little kid who could sit at the Piano and kill a Beethoven piece.Lady Gaga, interview with Vogue's Jonathan Van Meter, 2011.
The object of the Piano is to substitute one performer for a whole orchestra.William Dean Howells, in Modern Italian Poets (1866), Volume 1, p. 373
If one compares the sequence of amino acids that go to form the protein haemoglobin, it becomes apparent that humans and chimps are identical and do not differ in a single site ... nevertheless, as I never tire of pointing out to my students in Cambridge, chimpanzees do not play the Piano, drink dry martinis, or erect temples to glorify the Creator.simon conway morris