The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.

理论物理学不仅仅是解决问题，更是要找到正确的问题去解决。

组织的质量由其领导的质量决定。

"The truth doesn't set you free; it makes you responsible."

Sustainability is no longer an option; it's a necessity for survival.

竹简和丝帛文献的研究为了解中国古代文明打开了一扇新的窗口。