I know that the twelve notes in each octave and the variety of rhythm offer me opportunities that all of human genius will never exhaust.
Igor StravinskyWhen I discovered that I had been made custodian of this gift, in my earliest childhood, I pledged myself to God to be worthy of it, but I have received uncovenanted mercies all my life. The custodian has too often kept faith on his all-too-worldly terms.
Igor Stravinsky