吃一堑长一智(chī yí qiàn cháng yí zhì)

吃一堑长一智(chī yí qiàn cháng yí zhì)

English Translation: “Fall in the moat and you’ll be wiser next time.”

Meaning:
No pain, no gain. This proverb suggests that we learn from our mistakes and difficulties, and they make us wiser in the future.

Example:
他失败了很多次，但每次他都从中学到了经验，吃一堑长一智。
(He failed many times, but each time he learned valuable lessons—“fall in the moat and you’ll be wiser next time.”)

Source: Hello Mandarin