A scientific rule-governed approach to solving problems suggests assumption
s that (a) we need different rules for different purposes, (b) all rules ar
e grounded in values, (c) the origins and appropriate application of partic
ular rules are often misunderstood, (d) personal experience and the popular
ity of ideas are often unreliable, and (e) all truths are tentative. Each a
ssumption is related to behavioral disorders, and a rule-governed approach
to problems of living is contrasted to the approach of mules.