This book paints a flowing picture of the relationship beween life and nature, through the evolution of a word physiology. Today, it denotes a scientific discipline at the intersection of biology and medicine, signifying the -study of life-. Yet, physiology manifests a split personality in the course of history. It came down to us from the ancient Greeks, where it represented the -study of nature-, or -natural philosophy- the precursor of modern-day -science-. Physiology originates from an older Greek root, physis meaning -nature- itself that stretches far back to the birth of Greek thought....