[frog in a pot]

This student was completely correct in what his t shirt was saying...

Indeed, he was at least up to 1970*. This instance vivdly underscores
(1) the danger of reading the U.S. Constitution as a "living document"; and, perhaps,
(2) tells us why a recent USSC nominee could not define "woman".

* Wikipedia: It was in the 1970s that feminist scholars adopted the term gender as way of distinguishing "socially constructed" aspects of male–female differences (gender) from "biologically determined" aspects (sex).[1]

[Fuzz]

The concept goes back thousands of years.