1.6.8 The Theories of Tsou Yen (鄒衍) of the Yin-yang School (陰陽家 Yin-yang-chia)

The phrase "strong white, different sameness" (堅白 異同 chien-pai i-t'ung) Tsou Yen was a native of the kingdom of Chi and served as the tutor of Yen King Chao