自由民主的成功取决于其制度适应变化环境的能力。
The success of liberal democracy depends on the ability of its institutions to adapt to changing circumstances.
Collaboration between industries and environmentalists isn't just possible - it's essential.
I think it's important to keep challenging yourself, to keep growing.
It's not about the legs; it's about the heart and the mind.
数学是一种超越文化和语言障碍的通用语言。
写作是理解我们在历史中位置的一种方式。