Noises have generally been thought of as indistinct, but this is not true.

People who share the same language, French or Chinese or whatever, have the same vocal cords and emit sounds which are basically the same, as they come from the same throats and lungs.

The world changes materially. Science makes advances in technology and understanding. But the world of humanity doesn't change.

I'm very aware of what you're talking about as I was involved with the radio in Africa in the same period as I was doing Concrete - I was doing both at the same time.

Has it struck you that the music which is regarded as the most sublime in western civilization, which is the music of Bach, is called baroque?

First, it doesn't surprise me that traditional music has experienced a kind of exhaustion in the 20th century - not forgetting that many musicians started to look outside the traditional structures of tonality.

Sound is the vocabulary of nature.