Explore the intriguing concept that "the derivative is a LIE" in this engaging 23-minute video by mathematician Michael Penn. Delve into the world of Lie algebras and their connection to derivatives, uncovering the mathematical truths behind this provocative statement. Learn how the seemingly continuous nature of derivatives relates to the discrete structure of Lie algebras, and discover the implications for various fields of mathematics and physics. Gain insights into Witt algebras and their relevance to this topic, with references to additional resources for further study.