Let them eat Pi! A truesim…
Another word for a trueism is a tautology. I thought I was quite clever for thinking of this in the context of the following article, but of course, the author had gotten there first.
Anyway, what follows is a fascinating and intelligent assasination of π (Pi), and proposal for its replacement with τ (Tau).

In the words of Smashing Pumpkins, “Tauday is the greatest day I’ve ever known”…