[rumblerob]

I think the headline is a mild pun on the book The Joy of Sex: https://en.wikipedia.org/wiki/The_Joy_of_Sex

Sets really only get mentioned once in passing; the article is more a general defense of the beauty of mathematics.

[alan-crowe]

Perhaps continuing the riff that Steven Strogatz started with his book: The Joy of x.

https://www.stevenstrogatz.com/books/the-joy-of-x