Even if you're improvising, the fact that beforehand you know certain things will work helps you make those improvisations successful. It really helps to have a certain amount of knowledge about musical structure.
-- John Cale
   
John Cale   Name:
John Cale
Type:
Musician
Nationality:
Welsh
Birth:
March 9, 1942
https://www.nutquote.com/quote/John_Cale