It’s popular to say that if you put a frog in a pan of water and slowly turn up the heat, you can boil him before he knows to jump out of the pan. Not having tried this myself, I cannot confirm the truth of this common claim, but I suspect it is no more than “an old wives’ tale.” Why we blame old wives for every fictitious tale, I do not know. But, laying that aside, let’s get back to the frog.