Zhang Zai

Chinese philosopher, essayist, politician, writer, and cosmologist (1020–1077)

Zhang Zai (simplified Chinese: 张载; traditional Chinese: 張載; pinyin: Zhāng Zài; Wade–Giles: Chang Tsai) (1020–1077) was a Chinese philosopher and politician. He is best known for laying out four ontological goals for intellectuals: to build up the manifestations of Heaven and Earth's spirit, to build up good life for the populace, to develop past sages' endangered scholarship, and to open up eternal peace.

From Wikipedia, under CC BY-SA. More on occurri.