We can define a joke as something you say that causes laughter, and a practical joke as something you do that causes laughter.

我们可以把笑话定义为能够引发笑声的话语；而恶作剧是能够引发笑声的行为。

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Do we think something would taste good and do we define it as a food as part of a culture?

我们是否认为某种东西好吃,以及是否是食品因文化而异

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Well, i mean a cockroach might be seen as being harmful because we consider them dirty, disgusting, revolting insects and we don't define insects as something we eat, at least in our culture.

蟑螂看起来可能是有害的,因为我们觉得它脏,恶心,是令人厌恶的害虫,我们不把害虫定义为食物,至少在我们的文化中是这样的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As colonial power and the riches of empire declined, there was an increasing desire to define greatness as something other than wealth and territory.

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We look for the triple play wherever we can, which I define as something that will grow revenue, reduce costs, and enhance the customer experience all at once.

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And they can only find you if you define your business as something authentic and never-been-done-before.

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