Generally, it works by either giving a reward for an encouraged behavior, or taking something away for an undesirable behavior. By doing this, the patient often increases the good behaviors and uses the bad behaviors less often, although this conditioning may take awhile if the rewards and removals are not sufficient to entice the patient into doing better.

Existentialism is important to discuss here as well, and is often seen to be a very drastic way to examine human behavior. There are two types of existentialism. One is Atheistic Existentialism, and the other is Theistic Existentialism.

Atheistic existentialism has its basis in the statement that the entire cosmos is composed only of matter, and human beings see reality in two forms. Those forms are subjective and objective. People who believe in Atheistic Existentialism do not believe that anyone or anything specific made the world. They do not know whether it...
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