买礼物或捐赠给慈善机构往往比给自己买东西更令人愉快，而只有节制性地消费，奢侈品才能带来最大的愉悦。

Buying gifts or giving to charity is often more pleasurable than purchasing things for oneself, and luxuries are most enjoyable when they are consumed sparingly.

youdao

给我们带来最大快乐的事情，也有可能带来最大的损失和失望。

The things that bring the greatest joy carry the greatest potential for loss and disappointment.

youdao

这会给你们带来最大的满足感。

Nothing will give you greater satisfaction.

youdao

Well, I think that if the great majority of people try to derive maximum utility out of a service, like using cell phones and the convenience that cell phones provide, that sacrifice is necessary for satisfaction to occur.

我觉得如果绝大多数人想要,从某项服务中获得最大功利，比如使用手机，享受手机所带来的便利，那么为了满足需求，这种牺牲就是必要的。

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