杨朱 Traditional form: 楊朱 Pinyin (reading): Yáng Zhū Definitions: Yang Zhu (c. 440-360 BC), Chinese philosopher advocating ethical egoism Characters: 杨 - willow, poplar, aspen; surname 朱 - cinnabar, vermilion; surname Traditional characters: 楊 - willow, poplar, aspen; surname 朱 - cinnabar, vermilion; surname