I dedicate the content of these three lectures to the sick and suffering who want to know the source of their distress and still possess enough determination and self-overcoming strength to follow the path to health presented here. I also dedicate it to my esteemed colleagues and all thinking and wise individuals who wish to hear how the misery of ill health can be prevented. The fact that not a single one of the thousands of sick individuals I have come to know, even after long preliminary treatment, knew why they had fallen ill and why their illness would not subside, demonstrates the astonishing lack of knowledge about life and health among people of our time, even among the educated and learned classes. I cannot disagree with Nietzsche when he says: "No, the time for that has not yet come. Above all, we still lack the doctors for whom what we have so far...