发现光可以产生提拉力是个意外，而且这只源于一个很简单的疑问。Swartzlander说：“如果我们有翅膀形状的东西，并用光照穿过它，会发生什么事情？”
That light can have this unexpected lift effect started with a very simple question, Swartzlander says: "if we have something in the shape of a wing and we shine light through it, what happens?"
一个好科学家会让复杂的东西看上去很简单，因为它们实际上都是由简单的原则构成的。
'A good scientist will make complicated things seem simple, because they're all actually arrived at from simple principles.
它可以是一个很简单的文件(正如我在本例中所使用的)、一个数据库、一个XML文件或是Web站点需要的任何其他东西。
It can be a simple file (as I've used in this example), a database, an XML file, or anything else you might need to use for your own Web site.
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