One of the most common discussions I've had (or seen) about magick concerns psychic attack. I deal with this in Modern Magick, and point out that I agree with concept that Denning and Phillips present in their book Practical Guide to Psychic Self-Defense, that real psychic attacks are rare. After all, if someone has the ability to use magick to cause you major problems, they also have the ability make major improvements in their lives. If somebody is really going to waste the time, energy, and effort to try and give you a headache or have you lose a job rather than improve their own situation, then they're idiots and probably can't do anything anyway. Sometimes, we misinterpret events