[header] How to understand the degrees of the palm [title] Determine this by how far down the palm the heart line is. [step] The further away from the fingers it is, the more sympathetic and understanding the person will be. If the heart line hugs close to the fingers, the person will be unfeeling, unsympathetic and critical. 
[title] Calculate the distance between the heart and head lines, in what is called the quadrangle, to find the degree of extroversion. [substeps] If the heart line and head lines are close together, the person will be more introverted than not.