Please provide one word that best describes the overall emotion of this sentence, choosing from the following categories: neural, anger, disgust, fear, happiness, sadness, surprise, and contempt.\n\nSentence: this relaxed, open face with minimal wrinkles, smooth forehead, and minimal open or closed eye corners directly infers a sense of calmness. the open mouth, in particular, contributes to the relaxed expression. Write your response with exactly 4 paragraphs, separated with the markdown divider: ***.
user