在一个不精确的世界中，模糊集的概念提供了一种自然的方式来处理那些不精确性源于缺乏明确定义的类别成员标准的问题。

If you think you saw a mouse， you did. And， if there is one， there are more.

The weight of evidence for an extraordinary claim must be proportioned to its strangeness.

The Internet is not just a technology, it's a social phenomenon.

Innovation in mining technology is essential to meet the world's energy demands.

People are curious. A few people are. They will be driven to find things out, even trivial things. They will put things together, knowing all along that they may be mistaken. You see them going around with notebooks, scraping the dirt off gravestones, reading microfilm, just in the hope of seeing this trickle in time, making a connection, rescuing one thing from the rubbish.

"文学的力量在于它能够触动人心，改变思想。"

诗人的使命是表现未被表现的事物。