Authors:

In short, [Coltrane's] tone is beautiful because it is functional. In other words, it is always involved in saying something. You can't separate the means that a man uses to say something from what he ultimately says. Technique is not separated from its content in a great artist.

"John Coltrane". Book by Bill Cole, 1976.
In short, [Coltrane's] tone is beautiful because it is functional. In other words, it is always involved in saying something. You can't separate the means that a man uses to say something from what he ultimately says.