The concept of free will is not definable except to mean without cause, chaotic. Beliefs, especially those which are emotionally loaded, are powerful determinants of thoughts, feelings and behaviors. We are what we believe. Man's need for the acceptance and love of his fellows is a powerful determinant in terms of his thoughts, feelings and behaviors. The pursuit of happiness, as remarked in The Declaration of Independence, is the purpose of life.
Happiness is the feeling resulting from the process of regaining the state of optimal tension.
The Psychosomatic Principle states the reality of the human condition. Namely, there is no mind independent of the body nor body independent of the mind but only an integrated organism. All humans are born innocent and gentle in nature.