John Coltrane recorded A Love Supreme in December of 1964 and released it the following year. He presented it as a spiritual declaration that his musical devotion was now intertwined with his faith in God. In many ways, the album mirrors Coltrane's spiritual quest that grew out of his personal troubles, including a long struggle with drug and alcohol addiction.

From the opening gong and tenor saxophone flutter, a four-note bass line builds under the sound. This simple riff becomes the musical framework for the rich improvisations that comprise John Coltrane's 33-minute musical journey.

"I remember they cut the lights down kind of," says McCoy Tyner, who played piano on A Love Supreme as a member of Coltrane's band in the early and mid-'60s. "The lights were dimmed in the studio. I guess they were trying to get a nightclub effect or whatever. I don't know if it was John's suggestion or whatever. I remember the lights being dimmed."

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