Dr. Gremillion argues that dreams function to focus on and consolidate memories. they represent concerns about our daily lives, illustrating our uncertainties, indecisions, ideas, and desires. Dr. Gremillion subscribes to the dreams-for-survival theory of the function of dreams. The dreams-for-survival <span>theory </span>states that w<span>hen we dream, we are processing important information we learned during the day and that way we </span>use dreaming to organize thoughts in our daily lives (to solve problems for example).
US government has a limited power because it cannot do certain things, and specifically it is not allowed to breach certain individual freedoms: so it can be said that the motivation for a limited government is to protect individual freedoms.
See for example the text of the first amendment:
"Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof" - this limits the power of the government so that people have a freedom to practice their religion.
The law that prevents the consumption of alcohol
There's no defined Primary mission, but really they're the replacement (along with NATO) to the League of Nations formed after WW1. The UN try to maintain world peace and stop terrorism. In many ways, you could call them a world police.