【赏罚分明】〖shng fá fn míng〗[be discriminating in one's rewards and punishments; awards and punishments rigorously carried out; keep strictly the rules for reward and punishment; mete out the proper awards and penalties]

赏不逾时士气激，

罚弗及嗣宽恕子。

分而治之共发展，

明镜高悬异军起。

该赏的赏，该罚的罚。形容处理事情严格而公正。Should the reward of reward, should penalty of punishment.  Describes dealing with things being strict fair.同：赏罚严明。反：赏罚不当、赏罚不明。