DNA的双螺旋结构不仅美丽，而且优雅简单。
The double helix structure of DNA is not only beautiful but also elegantly simple.
人生的意义在于追求真理和美德。
"The library is inhabited by spirits that come out of the pages at night."
不能让成功冲昏头脑，也不能让失败击垮内心。