the.com/category
The mental shelf you stuff things on so your brain stops screaming.
means A class or group of items sharing defining characteristics, used to organize and compare them.
from From Greek kategoria, meaning accusation or assertion in public — Aristotle borrowed the courtroom word to label the fundamental ways we declare what a thing is.
Aristotle's listHe named exactly ten fundamental categories of being.
Math twistCategory theory abstracts all math into objects and arrows.
Brain defaultCategorizing happens before conscious thought, in milliseconds.