走出去不是目的，走进去才是成功。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

There are tracts in my life that are bare and silent. They are the open spaces where my busy days had their light and air.

The only limit to our realization of tomorrow is our doubts of today.

Innovation in energy must balance environmental responsibility with economic viability.