Cover for What Is a Category: an index-card ground with the title in ink and green italic, and a faint circle with one marked point at the lower right.

What Is a Category

A category is supposed to be a container: things are in it or out, and the argument is about the things. The foundation says a category is a point on a circle, and a point has no inside. Nothing is in a category; membership is a mark a reader made about how far a thing stood from a named condition, and the thing did not move — which is why Pluto could leave the planets unchanged, why one tomato can be a fruit and a vegetable in a single ruling, and why no list of what a chair is closes. … readWhat Is a Category

Cover for What Is Envy: the title in bone serif with Envy in bilious green on a deep oxblood ground, with the primitive S3 ghosted at the corner.

What Is Envy

Envy is supposed to be wanting what someone else has. The object is the last thing it reads: envy is a reading on both axes at once — a symmetry between you and a peer has broken and become a rank you do not permit to stand — which is why it tracks the colleague and not the billionaire, why their loss satisfies it as well as your gain, and why admiration and envy are one reading held at two poles. … readWhat Is Envy

Pale limestone cover with the title What Is Age, the word Age in italic verdigris, and a faint R5 glyph in the corner.

What Is Age

Age is supposed to be the time a thing has behind it, and older is supposed to mean farther back. Duration is undefined exactly where that picture stores it: an age is a count taken in the present, between two marks, against a counter you chose to trust — which is why a bronze can lose two thousand years in an afternoon and a wedding can feel nearer than last year’s job. … readWhat Is Age