[十年树木,百年树人 / 十年樹木,百年樹人, shí nián shù mù, bǎi nián shù rénㄕˊ ㄋㄧㄢˊ ㄕㄨˋ ㄇㄨˋ, ㄅㄞˇ ㄋㄧㄢˊ ㄕㄨˋ ㄖㄣˊ] It takes ten years to nurture a tree, but a hundred years to train a man (成语 saw). A good education program takes a long time to develop.
[一年被蛇咬十年怕井绳 / 一年被蛇咬十年怕井繩, yī nián bèi shé yǎo shí nián pà jǐng shéngㄧ ㄋㄧㄢˊ ㄅㄟˋ ㄕㄜˊ ㄧㄠˇ ㄕˊ ㄋㄧㄢˊ ㄆㄚˋ ㄐㄧㄥˇ ㄕㄥˊ] bitten by a snake in one year, fears the well rope for ten years (成语 saw); once bitten twice shy
[二十年目睹之怪现状 / 二十年目睹之怪現狀, èr shí nián mù dǔ zhī guài xiàn zhuàngㄦˋ ㄕˊ ㄋㄧㄢˊ ㄇㄨˋ ㄉㄨˇ ㄓ ㄍㄨㄞˋ ㄒㄧㄢˋ ㄓㄨㄤˋ] The strange state of the world witnessed over 20 years, novel by late Qing novelist Wu Jianren 吳趼人, classified as "novel of denunciation" 譴責小說|谴责小说, See Also: 吳趼人, 譴責小說, 谴责小说