As long as a word remains unspoken, you are its master; once you utter it, you are its slave.
Music rhythms are mathematical patterns. When you hear a song and your body starts moving with it, your body is doing math. The kids in their parents' garage practicing to be a band may not realize it, but they're also practicing math.
It's very hard to write a song alone. It's only by jamming that you can get a song together.