It’s a powerful analogy that captured the popular imagination, but the biological reality is quite different Humans have a cognitive quirk for the number three. Think of the many stories that use it, from The Three Little Pigs to Goldilocks and the Three Bears and The Three Musketeers. Public i...
Source: [Guardian International](https://www.theguardian.com/science/2026/oct/04/lizard-brain-rational-mind-neuroscience)