"The past is not dead; it is not even past."

现代采石必须将地质学的智慧与工程的创新相结合。

Leadership is about making the tough decisions when no one else is willing to.

人大多由基因和环境塑造，但在这些限制之内，他们有一定的自由选择自己的道路。

Evolutionary psychology is not about what's unchangeable in human nature, but about what was adaptive in our ancestral environment.

Sustainability isn't an option; it's our responsibility to the next generation.