To stop at the opportune moment, especially when things are going well, to avoid potential future risks or losses; to quit while one is ahead.
他在这次合作中取得了不错的进展，意识到目标已经达成，便决定趁势收篷，将精力转向新的项目。
After achieving good progress in this collaboration and realizing the goal was met, he decided to quit while he was ahead, shifting his focus to new projects.
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