To some extent that is because unexpected things happen.

在某个程度上是因为没有预料的事件的发生。

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When unexpected things happen, it can effect the best laid plans.

当意外发生，即使再周密的计划也将受到影响。

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Unexpected things happen every day, sometimes are good, and sometimes are extremely miserable.

每天都会发生无法预料的事情，有时是好的，有时特别悲剧。

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Two often intertwined instincts are our deep desire to understand why unexpected things happen, and to want control over the events that affect us or our business.

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They outperform their competitors because when everyone knows how to make money and everyone knows what the score is, then people can self organize and respond quickly as events unfold and unexpected things happen.

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"The best parts of these debates come from the unexpected things that happen when someone gets caught off-guard, " he said.

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