The challenge of our time is to create a sustainable energy future.
我们这个时代的挑战是创造一个可持续的能源未来。
"The truth is often more complicated than the stories we tell ourselves."
没有什么是确定的,也没有什么是不可能的。
耳朵是负责听的,听了之后再加以审察,这叫做聪明。
"The key to success is to focus on goals, not obstacles."