This is my hypothesis based on what I read in chapter 1 of this textbook. Humor, in turn, becomes an adaptive measure for survival, leading to a desire for reproduction and continuation of the human species. Fuzzy thinking, as a hybrid of original logic plus humor, produces a desire for survival and reproduction, resulting in perpetuation of the human species.
Hypothesis is absolutely valid.
Click and Clack perpetuate a genetic desire for survival and reproduction. Here's some of the good stuff that's come in recently.