我们以为我们有这么多问题。我们怎么知道我们是幸福的?
We thought we had such problems. How were we to know we were happy?
"Imagination is the key to unlocking the world."
The growth of knowledge is the key to solving problems.
创新不仅仅是创造新产品,更是重新思考我们做每件事的方式。
The best quarries leave not just holes in the ground, but value in communities.