If your thoughts are thoughts that draw low-frequency energy current to you, your physical and emotional attitudes will deteriorate, and emotional or physical disease will follow, whereas thoughts that draw high-frequency energy current to you create physical and emotional health.
There's something about being cerebral, intellectual, and yet emotionally repressed [in being villain]. If you think someone's doing this [bad] stuff and they're in complete control, that's more scary than if they're out of control.