Love is another kind of power, which shouldn't surprise you. Magic comes from emotions, among other things. And when two people are together, in that intimacy, when they really, selflessly love each other it changes them both. It lingers on in the energy of their lives, even when they are apart.
Jim ButcherMagic is a kind of energy. It is given shape by human thoughts and emotions, by imagination. Thoughts define that shapeโand words help to define those thoughts. Thatโs why wizards usually use words to help them with their spells. Words provide a sort of insulation as the energy of magic burns through a spell casterโs mind.
Jim ButcherLiving was a dangerous past-time, and often quite painfulโbut there was also such joy in living, such beauty, things that one would otherwise never see, never experience, never know. The risk of pain and loss was a part of living.
Jim ButcherBut I am dead certain--ba-dump-bump-ching--that I'm the first guy to lead an army of spirits in an assault from the spirit-world side...and had them start off screaming, "BOO!
Jim Butcher