我总是尽力做到最好，但这并不容易。

物理是思想的框架。 。。。追索到事情的本质，再从那里思考下去。

能源的未来在于平衡可持续性与盈利能力。

"The only thing that is truly boundless is the human spirit."

The most important thing is to awaken in the child his own will and ability to create.

"The beauty of literature is that it allows us to live a thousand lives in one."