Chapter 1 teaches us that math isn't a "subject" you study in a vacuum—it is a lens through which we view the world. Once you see the patterns, you realize that the world is a highly organized, logical, and beautiful place.

He closes his laptop, not just ready for the test, but finally aware that

A systematic way to dig out the rules and structures behind observed patterns.

Each number is the sum of the two preceding ones.

These are self-similar patterns that repeat at different scales. You see this in the branching of trees, river systems, and even the human circulatory system.