What Is Important to Hashem?

It is impossible to understand the book of Vayikra (and also all of the Torah) unless we consider the following: the Ohel Moed was the most important place in the entire Universe. The acts of service here are therefore the most important of all the acts performed anywhere, and the events that transpire in and around the Mishkan are the events upon which the Creator concentrates His sole attention, — Kingdom of Kohanim