Marriage is for the sake of children.

婚姻是为了孩子的份。

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Love is just for the two, while marriage is for two families.

爱情是两个人的事儿，而婚姻却是两个家庭的事儿！

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One of the biggest challenges in marriage is for both spouses to experience success.

婚姻中的最大挑战之一是，如何使夫妻双方都成功。

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"Marriage is for a man and woman." Holmes and Garner also are Christian ministers.

VOA: standard.2010.03.03

Incidentally, sort of side topic: The death knell for a marriage for Gottman This is his big finding.

顺便提一下，一个次要的话题：,对他来说婚姻结束的标志,这是他的大发现。

耶鲁公开课 - 心理学导论课程节选

And her marriage is invariably seen as her reward for all the trouble she's been through.

她的婚姻毫无疑问被看做对她的褒奖,因为她经历了那么多苦难。

耶鲁公开课 - 弥尔顿课程节选

It is true that the single most important reason society cares about marriage is for the sake of children.

ECONOMIST: Gay marriage

Mr Smith went on to comment on his Facebook page that, "The Bible is quite specific that marriage is for men and women".

BBC: Man demoted over gay marriage Facebook post sues employer

Mr Smith, 54, who stated that he was a THT manager on his Facebook page, wrote that "marriage is for men and women".

BBC: Man demoted over gay marriage Facebook post sues employer