“In the Fourth Field of Knowledge there is only observation of movement and other kinds of material change; meaning or purpose, intelligence or chance, freedom or necessity, as well as life, consciousness, and self-awareness cannot be sensually observed. Only 'signs' can be found and observed; the observer has to choose the grade of significance he is willing to attribute to them.” FaithSolipsism Book:A guide for the puzzled Source: A guide for the puzzled