"You pick an object or agent, whether individual, social, or culture, and you ask how it is has changed in a given situation. Then you try to figure out what advantage it gained by changing. ... itworks only in hindsight, as an explanation of a trait that has already been observed."
I have recently begun to notice how many scientists are not very good when it comes to pure, abstract reasoning. Richard Dawkins's grasp of logic - or his capacity to distinguish it from rhetoric - does not impress me at all.