1, the epistemological standard of beauty and ugliness. The epistemological standard (that is, the standard of beauty and ugliness) for judging physiological values means that all physiological values that conform to social aesthetic norms are "beautiful" and all physiological values that violate social aesthetic norms are "ugly".
2. Axiological criteria for judging beauty and ugliness. The criteria for judging the value of physiological things (that is, the criteria of truth, beauty and ugliness) mean that all physiological things that can produce positive value to the subject are "true beauty" and all physiological things that can produce negative value to the subject are "true ugliness".