Why should I act in such a way if I have no expectation or reasonable expectation that those around me will reciprocate ?

如果我对别人的报答，没有期望或合理的期望，我为什么要这样做?。

youdao

You are always in need of love and affection and this week you should have no problem finding someone who is eager to reciprocate.

你一直在寻找爱情。这周你的愿望将会实现，你会找到一个渴望彼此付出的对象。

youdao

Secretary Clinton says Palestinian President Mahmud Abass has shown "leadership and determination" to improve security, and Israel "should reciprocate."

VOA: standard.2009.11.02

Why should I act in such a way if I have no expectation or reasonable expectation that those around me will reciprocate?

如果我对别人的报答,没有期望或合理的期望,我为什么要这样做？

耶鲁公开课 - 政治哲学导论课程节选

Mr Ivanishvili should reciprocate.

ECONOMIST: Georgia

Poor countries are right to demand cuts in rich-country tariffs and the lifting of their quotas, but should they reciprocate?

ECONOMIST: The Mexican marathon