By the Khan 's decree , the school also was exempt from taxation .
The school 's most revered master , Qiu Chuji , met with Genghis Khan in 1222 and was successful in influencing the Khan towards exerting more restraint during his brutal conquests .
By the Khan 's decree , the school also was exempt from taxation .
The school 's most revered master , Qiu Chuji , met with Genghis Khan in 1222 and was successful in influencing the Khan towards exerting more restraint during his brutal conquests .