"Engine" is a song by John Cale, a Welsh musician and former member of the band The Velvet Underground. The song was released in 1972 as part of his second solo album, "The Academy in Peril." The lyrics of "Engine" reflect themes of personal growth, determination, and creative expression. Cale begins by addressing the criticism he receives from others, particularly those who belittle him as a loser. However, he chooses not to pay attention to their negativity and instead focuses on his own path. Cale expresses his diverse talents and interests, mentioning portraits, stories, paintings, lovers, and other things. He acknowledges that he has something deep inside him that is locked up, possibly referring to his creative potential. There is a burning desire within him to discover and unleash this hidden talent. The repetition of "What's that burning" emphasizes this intense longing and curiosity he feels. Cale uses the metaphor of an engine in his blood, implying that his creativity and drive are like an unstoppable force propelling him forward. He seeks to understand what exactly is fueling this burning desire and the madness it may cause in his mind. Overall, "Engine" is a song that speaks to the inner fire and determination of an artist, feeling compelled to explore and express their creative potential despite facing criticism or societal expectations. It captures the struggle and passion involved in pursuing one's dreams and finding meaning in the depths of one's soul.