It turns out that Molly wasn't her mother's daughter in that respect. Charity was like the MacGuyver of the kitchen. She could whip up a five-course meal for twelve from an egg, two spaghetti noodles, some household chemicals, and a stick of chewing gum. Molly ... Molly once burned my egg. My boiled egg. I don't know how.

Knowledge is your weapon...Kill them with it.

Magic is a kind of energy. It is given shape by human thoughts and emotions, by imagination. Thoughts define that shape—and words help to define those thoughts. That’s 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 caster’s mind.

You need to know where to go,' Sanya said. 'Yes,' 'And you are going to consult four large pizzas for guidance.' 'Yes,' I said. ...'There is, I think, humour here which does not translate well from English into sanity.' 'That's pretty rich coming from the agnostic Knight of the Cross with a holy Sword who takes his orders from an archangel.' I said. - Harry Dresden & Sanya, Changes, Jim Butcher

Oh, I get it," I said. "You're Evil Harry, lurking inside Good Harry. Right? And you only come out at night?

There are things you can't walk away from. Not if you want to live with yourself afterward.

I checked the icebox. The faeries usually brought some sort of food to stock the icebox and the pantry when they cleaned, but they could have mighty odd ideas about what constituted a healthy diet. One time I'd opened the pantry and found nothing but boxes and boxes and boxes of Fruit Loops. I had a near-miss with diabetes, and Thomas, who was never quite sure where the food had come from, declared that I had clearly been driven Fruit Loopy.