The challenge is to transform the constraints into opportunities.

Literature is the memory of humanity, the record of our collective soul.

创业要有耐心，成功需要时间。

Beauty comes from the way things are used, not just from their appearance.

——回答清华学生“国民党施行的，是否俄国的主义？”，1924年2月9日

Collaboration across borders and industries is the key to solving the energy challenges of our time.