アルフレード・カゼッラ
Chopin scholar Robert Collet believes that the study "has more than a hint of something elemental, demoniacal and even sinister." Italian composer and editor Alfredo Casella (1883–1947) states: "The piece should be finished with extreme impetuosity and without any relaxing, almost like a body hurled with great velocity [suddenly dashing] against an unexpected obstacle."