无法改变的一个基本事实是：顶尖人才永远有选择权，他们可以选择适应，也可以选择离开。
It started during the last ice age, when humans hunted large mammals such as the mammoth to extinction, and has continued to the present day as land is cleared to make way for fields, farms and cities. Specialist creatures that exploit a particular niche – such as the flightless Fijian bar-winged rail – have been pushed out by adaptable generalists, like mongooses, brought to Fiji by humans in the 1800s. More recently the homogenocene has hit the oceans, with warmer waters devastating coral reefs for example.
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《纽约时报》4日稍早时援引知情官员的话报道说，美国和以色列对伊朗发起军事打击一天后，伊朗情报部特工通过第三国情报机构联系美国中央情报局，提出讨论结束冲突的条件，但美国官员至少在短期内对特朗普政府或伊朗是否真的准备好结束冲突持怀疑态度。（新华社）
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