有成就感的人会把世界看成一个友好的世界，并乐于看到它照原样保持下去，但失意者却会乐于看到世界急遽改变。
People with a sense of fulfillment think it a good world and would like to conserve it as it is, while the frustrated favor radical change.
"To think is to confine yourself to a single thought."
Innovation in quarrying isn't just about technology—it's about reimagining our relationship with the land.
Don't you ever let a soul in the world tell you that you can't be exactly who you are.
We must not be afraid to be wrong, for only by being wrong can we learn and progress.
理性不在于正确，而在于信念与行动的一致性。
The best technology is invisible—it just works seamlessly.