These critics claim that the assumption turns the average person into a cold, calculating individual whose only interest is to maximize their wealth (or utility, or power, or whatever else they may be seeking). Why did the chicken cross the road? To maximize his utility, say the rationalists. However, what if we witness a person drinking a quart of oil, and then dying. Can we really explain his behavior as rational, or that he really enjoys motor oil?Opponents of rationality point out a theory that purports to explain everything ends up explaining nothing. They cite many examples where individuals do not appear to behaving very rationally: