百年樹人 [ㄅㄞˇ ㄋㄧㄢˊ ㄕㄨˋ ㄖㄣˊ; bai3 nian2 shu4 ren2] It takes ten years to nurture a tree, but a hundred years to train a man (idiom). A good education program takes a long time to develop. refers to the idiom 十年樹木,百年樹人,百年树人 ◄ ►