十年树木,百年树人

Traditional (Taiwan): 十年樹木,百年樹人

shíniánshùmùbǎiniánshùrén ㄕˊ ㄋㄧㄢˊ ㄕㄨˋ ㄇㄨˋ ㄅㄞˇ ㄋㄧㄢˊ ㄕㄨˋ ㄖㄣˊ

    • it takes ten years to grow trees but a hundred to rear people (idiom)
    • training talent is a long-term task and far from easy

      figurative

Sources