Superego, or the subconscious mind, and finally the Ego, which lies between the unconscious and subconscious. Freud proposes that there are nine ego defense mechanisms that act the ego uses in its job as the mediator between the id and the superego. In psychoanalysis, an ego defense mechanism is an unconscious personality reaction that the ego uses to protect our conscious mind from threatening feelings or perceptions.
The ego defense mechanisms are as follows: denial, displacement, projection, rationalization, reaction formation, regression, repression, sublimation, and suppression.
Ego defense seems to occur subconsciously we are often not aware that we are becoming "defensive". I believe that we use a complex of many, if not all of Freud's ego defense mechanisms. Personally, I believe regression and rationalization may be the two defense mechanisms I use most. Regression is defined as "returning to a previous stage of development". For example, if things do not go my way and continue to do so, it might be followed by bouts of temper tantrums and mood swings. Rationalization is supplying a rational or logical reason as opposed to the real reason. I have found that I use this "tactic" a lot, and was not aware of it before I had encountered psychology. For instance, I would often try and find explanations for things that bother me or defend myself in situations when things did not pan out as I had planned. If I'm planning to do something but something else comes up, I may try and rationalize the decision by putting down' the other option "weather is going to be bad", "I didn't really want to do that anyway", or "I can always go later". Another example is entertainment movies, music, or activities; I may not