Nobody can be sure when disaster, disappointment, injustice, or humiliation, may come to him through no fault of his own. Nor can one be guaranteed against one's own mistakes and failures.

即使自己并无任何过错，也没有人确切地知道，灾难、失望、不公或羞辱何时会降临到自己的头上，而且也没人敢保证自己不会犯错、不会失败。

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The way out of such disappointment is to realize that one's personal wishes are unrealistic, and hence need to be modified by recognition of real situations.

要由这种失望挣脱的方法是在于了解个人的期望是虚幻的，因此需要借由认清事实的情况来修正。

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Getting one's hopes up can lead to disappointment because the future is usually uncertain.

希望过高会导致失望，因为未来总是不确定的。

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As thrilling as the games turned out to be, the NFL's championship weekend did produce one intense disappointment: The world won't get to see any more of San Francisco's bone-rattling defense.

WSJ: NFL: The 49ers Defensive Effort Falls Short

Glamorgan's season ended in disappointment on Thursday when they missed out on promotion to Division One after drawing with Derbyshire in their final game.

BBC: Batsman Mark Cosgrove hopes for new Glamorgan deal