"What opera isn't violent? Two things happen, violence and love. And other than that, name something else. You can't"

In this quote, Cab Calloway is making a statement about the nature of opera. He recommends that violence and love are the 2 main themes that are present in practically every opera. He challenges the reader to think of another element that is typically found in operas, but is not able to come up with one. This highlights the idea that violence and love are the driving forces behind many operas, and perhaps even the human experience. Calloway's words also mean the remarkable and intense nature of opera, as these two themes are frequently depicted in a grand and overstated manner. Overall, this quote showcases Calloway's point of view on the essence of opera and its themes.