我们必须始终质疑我们的假设,并愿意根据新的证据修正我们的理解。
The real reward of science is the thrill of understanding something new.
举一个例子尚且不明白,就不要追求见多识广。 
"Stupid people are dangerous."
The success of a society depends on its ability to balance the demands of individual freedom with the need for social cohesion.
Innovation in quarrying isn't just about machinery; it's about vision and sustainability.