child (esp. a boy); viscount; founder of a school of thought (esp. Confucius); master; masters and philosophers (categorization of Chinese classical literature); (arch.) you; -er (i.e. man who spends all his time doing...)
Hundred Schools of Thought; general term for the large number of scholars and controversialists, and their respective schools, that flourished during China's Spring and Autumn period and Warring States period