Of his protagonist, Shelley wrote, "Prometheus is the type of the highest perfection of moral and intellectual nature, impelled by the purest and the truest motives to the best and noblest ends."
關於他的主角,Shelley 寫到「普羅米修斯是道德與智力上最完美的典範,受到最純粹、正確的動機所驅使而達到最出色、崇高的目標。」