Looking to the Past

The video explores how to make progress in physics without experimental guidance, focusing on the concept of space-time. It discusses the challenges of understanding space-time, drawing parallels to the historical shift from classical to quantum mechanics. The speaker emphasizes the need to rethink classical physics and introduces the principle of least action as a way to understand these concepts. The video highlights the importance of finding new ways to conceptualize existing theories to make significant advancements.

What new insight or understanding did you gain from this video?