I never even thought about whether or not they understand what I'm doing . . . the emotional reaction is all that matters as long as there's some feeling of communication, it isn't necessary that it be understood.
Source: For Coltrane the Time Is Now, in Melody Maker, 19 Dec 1964.
-- John Coltrane, (Sep 23 1926-1967), US jazz musician, composer, bandleader; His influence on jazz of the 1960s and '70s was at least as strong as Charlie Parker's had been in the 1940s and '50s.