66 EXPRESSION. 



pitalis and attrahens auriculam are brought into 

 action. 



The raising of the inner ends of the eyebrows, 

 while they are depressed in the rest of their extent, 

 is not a downright and intense expression of one 

 mastering emotion, but comes from a struggle of 

 conflicting feelings. It is a combination similar 

 to the raising of the upper lip while the angles of 

 the mouth are drawn down ; and it often accom- 

 panies that action in expressing the acuteness of 

 the petty vexation which is akin to disgust and 

 sometimes so named. Then the expression travels 

 up from the mouth to the forehead. 



This brings to our notice that some expressions 

 are more liable to be shown by the mouth, others 

 by the eye and forehead, and only when they be- 

 come intense do they invade the whole face. I 

 believe that I shall be correct in saying that ex- 

 pression for the information of others is most 

 liable to be made with the mouth, the organ of 

 communication with the world ; while expressions 

 that betray thoughts unintentionally with the outer 

 world are most liable to begin in the eye and fore- 

 head. 



I take it that the transverse wrinkling of the 

 brow is simply the expression of mental irritation by 

 muscular contraction, such as occurs in the rest of 



