The numbers are almost too large to fathom, so many Americans stop trying. As bodies pile up in disaster after global disaster, even the most sympathetic souls can turn away.

• 伤亡数字实在太大难以估算，因此很多美国人乾脆放弃。当全球灾难不断发生，尸体越堆越高时，连那些最有同情心的人也感到厌烦。