Summary
This quote suggests that cities are not just comprised of buildings and infrastructure, but rather they are filled with diverse and interconnected human beings. It implies that cities are more than just inanimate structures; they encompass a wide range of individuals, cultures, and behaviors, reflecting the complexity and diversity of a zoo. The phrase "human zoo" implies that cities provide a glimpse into the wide array of human experiences, interactions, and behaviors, similar to how a zoo showcases various species in a confined space.