This is one of the subtlest and deepest principles, without which the ego could not exist and function in the way it does. It arises as a result of the loss of perception of Holy Truth. When a direct perception about reality is lost, which is to say that when one of the Holy Ideas is lost to our experience, what arises is not a particular state, but rather a distorted, erroneous, mistaken idea about reality, which we call a delusion.