Despite one's elaborate and often malicious schemes, their situation deteriorates day by day, and their efforts prove fruitless, ultimately leading to a worse predicament.
他为了私利，费尽心机地算计别人，结果却是心劳日拙，声誉扫地，没有人再愿意与他合作。
He painstakingly plotted against others for personal gain, but the outcome was that his efforts backfired, his reputation was ruined, and no one was willing to cooperate with him anymore.
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