Crandall tells the real-life story of a 'widow-maker' heart attack that did not have to happen.

戴维说“克尔多夫向我们陈述了危及人类生命，但不一定会发生的心脏病的真实故事。

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Post-it maker 3m hired Sahni while he was still pursuing his PhD, studying the webs of black widow and common garden spiders, including the spider pictured above.

生产便利贴的3m公司在萨尼还在攻读博士学位时就聘用了他。当时他正在研究黑寡妇蜘蛛和普通花园蜘蛛的网，还有上图所示的这种蜘蛛。

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The artist's mother, a widow and corset-maker, provided for him and his sister all on her own.

WSJ: Vuillard, His Mother and Lucy Hessel at New York's Jewish Museum