The Expression of the Emotions in Man and Animals usually been viewed in its relationship to Darwin's conception of "natural selection" as the central mechanism of evolutionary development, which he probably grasped some time around September 1838. These notes have a tentative and fragmented quality, especially in Darwin's descriptions of conversation with his father (a successful doctor with a special interest in psychiatric problems) about recurring patterns of behaviour in successive generations of his patients' families. Darwin was anxious about the materialistic drift in his thinking – and of the disrepute which this could attract in early Victorian England – at the time, he was mentally preparing for marriage
Catholic theology of the body positive image of man by stating his freedom and independence. God is truly free and the freedom of man, even if limited, is an image of God. Not only his freedom, but also his ability to love - God is love - and his immortality, make man an image of God. Regarding the human body, Gregory opines that it is created for procreation. In that, humans are like animals; however, the human body also has the capacity for reasoning and perception. The body has three forms of life: the vegetative, sensual and intellectual. The human body derives its dignity from