问题在于，那些本应被竞争挤出市场的无利可图的公司，却因为裁员如此之难而存活了下来。

The snag is that unprofitable companies, which should have been squeezed out by competition, have remained alive because it is so hard to fire workers.

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施韦策表示，问题在于，实际交易是无利可图的。

The problem, Schweitzer says, is the actual trades were not profitable.

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它不是一门学校的科目或学术学科，但它是可习得的；这是艺术家必须具备的品质，但它也存在于科学家和企业家的生活中。

It isn't a school subject or an academic discipline, but it can be learned; It is a quality that is required of artists, but it is also present in the lives of scientists and entrepreneurs.

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The idea of falsifiability is that what distinguishes science from non science is that scientific predictions make strong claims about the world and these claims are of a sort that they could be proven wrong.

可证伪性是指,科学与非科学的区别在于,科学能够做出关于世界的有力预测,而这些预测是可以被证伪的。

耶鲁公开课 - 心理学导论课程节选

What it means is if you'd release a rock at that location one second before with a certain speed that we can calculate, it would've ended up here with precisely the position and velocity it had at the beginning of our experiment.

它的意义在于,若在该处以特定速度抛出一个物体,这个速度可通过计算得到,一秒之后,物体会运动至我们设定的起点,并且速度为我们设定的初速度

耶鲁公开课 - 基础物理课程节选