Given the following context:  Of Human Feelings received considerable acclaim from contemporary critics. Reviewing the album for Esquire, Gary Giddins hailed it as another landmark recording from Coleman and his most accomplished work of harmolodics, partly because of compositions which he found clearly expressed and occasionally timeless. In his opinion, the discordant keys radically transmute conventional polyphony and may be the most challenging part for listeners, who he said should concentrate on Coleman's playing and "let the maelstrom resolve itself around his center". Giddins also highlighted the melody of "Sleep Talk", deeming it among the best of the saxophonist's career. Kofi Natambu from the Detroit Metro Times wrote that Coleman's synergetic approach displays expressive immediacy rather than superficial technical flair while calling the record "a multi-tonal mosaic of great power, humor, color, wit, sensuality, compassion and tenderness". He found the songs inspirational, danceable, and encompassing developments in African-American music over the previous century. Robert Christgau called its "warm, listenable harmolodic funk" an artistic "breakthrough if not a miracle". He found its exchange of rhythms and simple melodies heartfelt and sophisticated, writing in The Village Voice, "the way the players break into ripples of song only to ebb back into the tideway is participatory democracy at its most practical and utopian."Purist critics in jazz complained about the music's incorporation of danceable beats and electric guitar. In Stereo Review, Chris Albertson deemed the combination of saxophone and bizarre funk occasionally captivating but ultimately unfocused. Dan Sullivan of the Los Angeles Times believed the album's supporters in "hip rock circles" had overlooked flaws, arguing that Tacuma and Coleman's playing sound like a unique "beacon of clarity" amid an incessant background. Leonard Feather wrote in the Toledo Blade that the music is stylistically ambiguous, potentially controversial, and difficult to assess but...  answer the following question:  What is the name of the work in which Robert Christgau found its exchange of rhythms and simple melodies heartfelt and sophisticated?
Of Human Feelings