"No self-harm, Rose. I do not mind if you swear, either.
"To answer your question, it is not entirely inaccurate to model our situation that way, especially given its...magicalness. It is inaccurate, however, to say that there is much back-and-forth argument; there is simply...gravity, in half-a-dozen different directions. Some of those directions have names; some branch from a name like a leaf from a tree. This direction, the endurance, the calm, the resilience, the silver metal and solid earth, is named Sylvia; the analyst who helped me make this speech has only chosen a codename as of yet, but that codename is Luna, and she is...the moon's pull on the distant tides, the deep thoughts 'neath the ocean that surface to do strange things, the crystal clarity of ice - and, sometimes, the sharp cracks of it breaking under strain, as you may have noticed from the swearing."