The only way to do great work is to love what you do.

Modern quarrying requires us to be geologists, ecologists, and community diplomats simultaneously.

你给予的越多，得到的回报就越多。

Writing is a way of bearing witness to the world.

计算机科学的教育应该激发创造力和批判性思维。

In times of crisis, true leadership is tested and revealed.

Education is the most powerful weapon which you can use to change the world.

It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.