The need for sound foundations is obvious. Defects in them soon become all too evident in the superstructure. We live above ground in the light, of course, but the quality and the safety of the life we live there rests upon what’s below ground in the dark. The gigantic superstructure of our life is falling apart because so much of it is built on quicksand – on unexamined quicksand, at that. In plain language, it’s the basic assumptions that you and I make about ourselves and our status in the world – and hence about the world itself – that are the trouble. (Douglas Harding. Look For Yourself.