his understanding of the nature of the components of the body.

Galen recalls the correspondence between humors and seasons in his On the Doctrines of Hippocrates and Plato, and says that, "As for ages and the seasons, the child ???? corresponds to spring, the young man ????????? to summer, the mature man ?????µ???? to autumn, and the old man ????? to winter". He also related a correspondence between humors and seasons based on the properties of