... impulses without any remarkable disorder or defect of the intellect or knowing or reasoning faculties and in particular without any insane delusio... ...ike Carl Hempel and Ernest Nagel regard a theory as scientific if it is hypothetico-deductive. To them, scientific theories are sets of inter-relate... ...r-related because a minimum number of axioms and hypotheses yield, in an inexorable deductive sequence, everything else known in the field the theor... ...ith breadth, width, and profundity, such as Darwin's theory of evolution - are not deductively integrated and are very difficult to test (falsify) ... ...usally. Psychoanalysis is about Verstehen, not about Erklaren. It is a hypothetico-deductive method for gleaning events in a person's life and gene...