《淮南子·地形训》
总之，人的心理生理特征性格都和他们生活的地形气候特征相类似，并和这些地形气候特征相呼应。
中土多圣人，皆象其气，皆应其类。
In summary, the psychological, physiological and personality characteristics of people are similar to and correspond to the topography and climate characteristics of their living environment.