In 1869, German physiologist Frederich Goltz demonstrated with an experiment that a frog will remain in gradually warming water even after the point of boiling (but only if you remove its head), but a (recently de-headed) frog will jump out of boiling water. I’m unsure if they tried this with frogs who still had their head, but it led to the expression, “like a frog in boiling water,” and the premise is people don’t notice gradual changes even if the gradual changes are killing us. THE BOILING FROG In the 1960s, the expression was used by those who didn’t want...
To view this content, you must be a member of Protestia's Patreon at $5.95 or more