Facial expressions are intrinsic part of the human biological evelution. To understand facial expressions is a natural process for us. Shanghai Faces here as on the above photos, but ofcause true for all huaman faces we read without consciously thinking about it. A person’s cultural background is a big element in defineing where we look at someones face. We interpret expressions differently. For example, in asia its common to focus to the eyes for emotional cues, on the other hand in the western world a person is inclined to look to the mouth. However, the eyes are hard to control than one’s mouth, one can say eyes probably provide better indicator with respect to an individual’s emotional state, also when a individual is atemting to avoid to show there emotions.