The id is an important part of our personality because as newborns, it allows us to get our basic needs met. Freud believed that the id is based on our pleasure principle. In other words, the id wants whatever feels good at the time, with no consideration for the reality of the situation.
H/t All Psych
Or expressed another way,
The id is the primitive and instinctive component of personality. It consists of all the inherited (i.e. biological) components of personality, including the sex (life) instinct – Eros (which contains the libido), and the aggressive (death) instinct - Thanatos.
H/t Simply Psychology
Although Montreal Simon does a far more comprehensive dissection of Donald Trump in his post today, last night's reports on NBC Nightly News seems to uncover some darkly infantile aspects of the would-be presidential nominee's psyche. Watch the the first clip in each of the following, and I think you will see that there are likely forces beyond the alleged billionaire's control that explain much of his 'musings.'
While his supporters may like the fact that he seems unscripted, saying what's on his mind, perhaps some will begin to get of sense of how dangerous such impulses could be were they granted free reign in the White House.