来自《耶鲁大学开放课程：有关食物的心理学、生物学和政治学 第17集 第17集》
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but the idea that my professors, three of four smoked,而当我发现四个教授里面有三个是烟民时 -
no big deal at all.却并不觉得这是件大事 -
That's one thought to leave you with.这是我告诉你们的第一件事 -
The way things change remarkably.有时候事情变化之明显会超乎我们的想象 -
Go back a hundred years,追溯到一百年以前 -
not at all unusual for all of you take a little snort你们在准备考试之前稍微吸一点 -
or sip of something like cocaine before you prepared,或是喝点可卡因这样的东西是相当常见的 -
shocking, horrifying,让人吃惊和害怕的是 -
professor suggesting these things.教授还提议使用这些东西 -
The world changes,世界在变化 -
sometimes swiftly and so often profoundly有时变得很迅速 也如此的深远 -
and dramatically;同时充满戏剧性