" Any thought that is not pure love is not coming from you; it’s coming from the darkness. That means that anytime you hear a negative thought in your head, you can be sure it’s a spirit, and you can be sure it’s coming from the darkness. This is why the voices in your head—which I call sketchers—need to be discerned immediately. "

― , Spirit Hacking: Shamanic Keys to Reclaim Your Personal Power, Transform Yourself, and Light Up the World