We are usually faced with a choice between expressions, any of which would be admirable in certain circumstances, but one of which is best for the particular occasion with which we are concerned.

相反，我们面对的往往是不同表达方式的选择，而这些表达方式在某种情况下都不失为不错的格式，只是就我们最关心的特殊场合而言，存在何种表达方式相对更好的问题。

On occasion, the person may decide to change, but that it their choice.

有时候，人们决定改变，但是他们有自己的选择。

The same kind of question will come to the mind of anyone who sees a person wearing, by choice, the wrong clothes for any occasion.

任何人在任何场合，见到一位穿着选择不当衣服的人，都会提出与上面类型相同的问题。