ruthlessness

Those societies that have attempted to reshape human nature have been noted for their ruthlessness.(那些尝试过重塑人类天性的社会都由于残酷无情而备受关注。)

There can be no appeasement with ruthlessness.(对残暴行为是不能姑息的。)

By not answering our landlines, we bring a little of that ruthlessness into our home lives.(拒接电话给我们的家庭生活带入了一丝冷酷的色彩。)

He would treat his servants, his own children and even my grandpa alike with meanness and indifference, not to say with ruthlessness.(他对待仆人，对待自己的儿女，以及对待我的祖父都是同样的吝啬而疏远，甚至于无情。)

Public space sends ruthlessness packing.(公共空间将无情打包；)

By ruling with utter ruthlessness, he kept the peace in Syria for three decades.(通过严厉无情的统治，他让这个国家保持了三十年的和平。)

Does ruthlessness help us get ahead in a cutthroat world?(冷酷无情能帮助我们在这个残酷的世界出人头地吗？)

Oh, yes, he had a streak of ruthlessness that rivaled Peter's, but he had the decency to be appalled by his own brutality.(哦，是的，他有着可与彼得抗争的冷酷无情的气息，但是他正派得会为自己的残忍而骇怕。)

Ruthlessness is the kindness of the wise.(冷酷是智者的仁慈。)

The "fittest" are those who can bring to the struggle superior force, superior cunning, and superior ruthlessness.(“适者”指的就是那些在竞争中更强有力，更狡猾，更冷酷无情之人。)