Definition
Describes an action or decision that, while it might seem unpleasant at the time, is ultimately done to improve a situation or produce a positive outcome.
為了最好的結果（雖然短期可能不好）
Leaving this job might be scary, but in the long run it's for the best.
辭掉這份工作可能會讓人感到害怕，但從長遠來看，這是為了最好的結果。
She knew it was for the best to end the relationship, even though it was painful.
她知道結束這段關係是最好的，即使這很痛苦。
They decided to cancel the trip because of the storm forecast, which was definitely for the best.
他們因為風暴預報決定取消旅行，這絕對是最好的選擇。