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“但是"之前的话都是废话。
Anything you say before the word “but” does not count.
The more you know, the more you realize you don't know.
快乐的人,只有快乐的人,是能把今天称为自己所有的那个人。
The beauty of the olfactory system is that it is both simple and complex, allowing us to detect and discriminate an almost infinite number of odors.