The horses and the superior weapons
Sigmund Freud's theory of psychoanalysis and Alfred Adler's theory of individual psychology are different in many ways. One difference in the two theories of Freud and Adler was that Freud split the personality into components and Adler thought the individual should be studied as a whole.
I think they can, because depending on how much the person has to offer it can provide tough facts for political viewpoints.