We are moving from an economy based on the production of goods to one based on the production of knowledge.

There is no such joy in the tavern as upon the road thereto.

解释：每种药材都有其独特的功效，而方剂则是将多种药材巧妙配伍以发挥更大效用。

The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.

研究涨落对于理解系统在平衡附近的行为至关重要。