After the Song Dynasty, becoming a sage became a goal for people to reach by removing desire through reading and self-cultivation, as can be seen in the phrase 'one should study in order to become a sage.'
宋(王朝)以後、「聖人、学んで至るべし」と言われるように読書・修養によって人欲を取り除いた後に到達すべき目標とされるようになる。