折节读书

Explanation: Fold changes in the last section of the interest and behavior. Change old habits, energies study. 　　Source: "Han Duan Piao Biography" Piao little bow horse will learn, yet Ranger, light financial bribes, a good long section of the ancient science is folded. " 　　Examples: Four years, met WAY Tibetan side, that the minister will be the standby for when the literary phase, doing nothing anyhow abandon. Seoul to ~. ★ Jing Wu Tang "Kaiyuan Shengping source"