How does the concept of quantum entanglement challenge our classical understanding of locality?

Quantum entanglement is a phenomenon that Albert Einstein famously referred to as "spooky action at a distance," which arises from the peculiar principles of quantum mechanics. This concept suggests that two or more particles can become entangled in such a way that the state of one particle is directly related to the state of another, regardless of the distance separating them. This idea seemingly contradicts the classical understanding of locality, which asserts that an object is directly influenced only by its immediate surroundings. By considering the implications of quantum entanglement, physicists are compelled to rethink the traditional notions of space, time, and causality, leading to questions about the fundamental nature of reality. How does this shift in perspective affect other areas of physics and our broader understanding of the universe?