21st Century. "Diversita" means variety in Italian, and in this context refers to the relationships between this work's movements. The five movmements alternate from fast to slow. The three fast movements (1,3 & 5) are scherzo-like with their brief crises, prevailing positive dispositions and unflagging energy. The two slow movements are dissimilar—2 is quite serious with a melancholy effect and 4 is mysterious.