The metaphysics is a complex branch of science. Yes, it is a science, a science of human behavior & emotions.
You are complex because your emotions are complex. Let me give you a simple tool to simplify your emotions. Chant OM. OM is the vibration of the universe. The OM Chanting will open new doors to your visions. As your vision will begin to change, so will change your attitude and destiny.
Try & find it out for yourself.