This metaphor is often used to describe an enlightened approach to problem solving: By methodically removing each layer of the onion, one is able to appreciate the complexities at each level as you eventually reach the core where you can objectively define the problem.
It means that the person is as important to you as is the entire world. You care for them as much or more than all of the wealth in the world. That they are your world and your interests revolve...
The phrase "mean mug" is usually found in literature.The word "mug" in this context is a slang word for face and the phrase "mean mug" is generally meant to convey a description of a face as cruel,...