“Magic. It can get a guy killed.”

“And I knew that there was some dark corner of me that would enjoy using magic for killing—and then long for more. That was black magic, and it was easy to use. Easy and fun. Like Legos”

“Maybe you know the monsters, Martin," Murphy said quietly. "But I know the guy who stops them. And if they don't return the girl, we'll make them regret it." She nodded at me and said, "Let's go. We can watch Dresden kill the bitch.”

“I didn't want to believe that killing was deep inside of me. I didn't want to think about the part of me that took a dark joy in gathering all the power it could and using it as I saw fit, everything else be damned. There was power to be had in hatred, too, in anger and in lust, in selfishness and in pride. And I knew that there was some dark corner of me that would enjoy using magic for killing—and then long for more. That was black magic, and it was easy to use. Easy and fun. Like Legos.”

“You killed my dog! Get your affairs in order.”

“Most of the bad guys in the real world don't know that they are bad guys. You don't get a flashing warning sign that you're about to damn yourself. It sneaks up on you when you aren't looking.”

“Doroga thumped a finger against his skull. Head got nothing to do with the heart. Your heart wants what it wants. Head got to learn that it can only kill the heart or else get out of the way”