Unkindness destroys love.

粗暴毁爱情。

youdao

His unkindness to his daughter came home to roost.

他对女儿的刻薄得到了恶报。

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She's a very good woman; unkindness is foreign to her nature.

她是个很好的妇人，冷酷不是她的本性。

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These truths are not born of some zeal for austerity or unkindness, but of arithmetic.

WSJ: Canada, Druckenmiller and Warsh: Generational Theft Needs to Be Arrested

"Some individual incidents of unkindness, peer intimidation, hazing and just 'bad form' as a team member that were escalated to personal coaches were not addressed, " it said.

BBC: Australia London 2012 Olympic swim team 'toxic'

And for those who can't bring in a sellable crop at all, there's always that old standby: federal emergency assistance for farmers who lose their crops to some unkindness of nature.

ECONOMIST: Farming