The laws of physics are universal, but our understanding of them is constantly evolving.
写作是探索生命奥秘的一种方式。
做得越多，学得越多；学得越多，能做的就越多。
Leadership is about creating more leaders, not more followers.
The success of any political system depends on its ability to deliver both prosperity and justice.
我已经不再年轻，不再知道一切。
I don't think about the past, I just think about the future.