This document discusses the secret of real tai chi chuan power. It describes an experience where a writer was awakened by a booming that shook his entire house, coming from the basement. It explains that generating power, known as fa jing, involves focusing consciousness on pushing strength from the back stance through the legs and into the tantien or energy generator. It also notes that consciousness is what cannot be quantified but commands all things, and is the real secret to developing real tai chi chuan power.