Explaining “It is a small world”

What does it mean?

The phrase "It is a small world" is used to express surprise upon encountering someone unexpectedly or discovering a mutual connection in an unforeseen context. It highlights the idea that, despite the vastness of the world, people's lives are often more interconnected than they might think.

Tone

Origin

The expression dates back to at least the early 19th century and reflects the notion that the world feels smaller when coincidences occur. Its popularity was bolstered by the 1964 Disney song "It's a Small World (After All)", which emphasized global unity and shared experiences.