Collaboration across borders and industries is the key to solving the energy challenges of our time.

I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.

当老人们种下他们知道自己永远不会坐在其下的树时，社会就会变得伟大。

In business, if you're not moving forward, you're falling behind.

The great philosophers are the great lovers of truth.

生存，还是毁灭，这正是问题所在。

文学是那些没有声音的人的声音。

数学是给不同事物赋予相同名称的艺术。