He is the Guardian of the Castle. He will only allow to enter those who have been called. Even he is being watched by the Guard of the Mountains.
Point of Decision
Sometimes we need to put the subject of our decision in perspective of a greater reality, to foresee the effects of what we will decide.
It is full moon in the Joshua Tree Desert in California. It seems we are on the moon itself. Only the Joshua Tree blossoms tell us we are on earth.