Abstract: Ruan Ji and Ji Kang show different beautiful personality when they seek the freedom of the mind.Ruan Ji shows a bitter and heavy personality while Ji Kang shows a tragic and pure personality.This paper thinks the key difference is from the different mind.Considering some cultural factor,such as the time and philosophy,this paper researches the different beauty showed in their practice from the angle of the social psychology in order to have an objective and overall view about the appearance and essence of R...