Jiàoyù shì chūn huá qiū shí de shìyè, xūyào nàixīn děngdài.
Education is a field where spring blossoms turn into autumn fruit; it requires patient waiting.
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history
Drawn from 《后汉书》 (春发其华,秋收其实) and 《三国志》. Originally a metaphor for literary talent (华) paired with moral substance (实); now used broadly for cause-and-effect between effort and result.