Id be a subconscious level and work according to the principle of happiness (the Principle of Pleasure), there is a desire that occurs in abrupt to give satisfaction to all Id seek to make humans happy. Avoid stress and illness, and cause of joy. According to each person's body with immediate needs. Urn Id contains a biological requirements and intuitions Id does not have the capacity to think or study. Don't understand science, and is not considered a point rightly or wrongly so, Id work on guidelines for no reason and there are no moral froi believed that the personality of a baby depends on almost all children until Id have grown to the age of 6 – 7 months when the body has a biological requirement occurs it will stress based on Id, which must have been trying to relax. Trends in Id's attempt to reduce the stress immediately. Called the principle of happiness, there are two guidelines, which stress can unleash said by myself is.