Repetition is based on body rhythms, so we identify with the heartbeat, or with walking, or with breathing.
Karlheinz StockhausenAnd the invention of transformations of certain figures has become the most important in musical composition.
Karlheinz StockhausenSince I started composing I have always worked with series of tempos, even superimposed the music of different groups of musicians, of singers, instrumentalists who play and sing in different tempos simultaneously and then meet every now and then in the same tempo.
Karlheinz Stockhausen