The Nose - A beautiful nose must reflect overall harmony and proportion in relation to the other features and the face as a whole it is the centerpiece of the face. The visible part of the human nose is the protruding part of the face that bears the nostrils. The shape of the nose is determined by the ethmoid bone and the nasal septum, which consists mostly of cartilage and which separates the nostrils. On average the nose of a male is larger than that of a female.
1.618 equates perfect symmetry..