Lower music and minor keys warm the brain, which fosters both cortical and limbic alertness. Faster music in major keys cools the brain, which fosters better moods. Some classical composers such as Beethoven, Haydn, and Mozart, and Baroque composers as in Handel, Scarlatti, and Vivaldi (but not Bach) are considered universal composers in the music world—that is, they tend to offend the fewest listeners.(Howard, Pierce J., PhD. The Owner’s Manual for the Brain, 4th Edition. p 310. NY: HarperCollins Publishers, 2006, 2014.)