The way to learn about the mind is to reverse-engineer it: to figure out what natural selection designed it to accomplish.

The truth is at once simpler and more complicated.

Sustainability in mining is not an option—it's a necessity for our future.

你离死亡越近，你就越感到活着。这是一种美妙的生存方式。这是唯一的生存方式。

人们变得文明，不在于他们愿意相信的程度，而在于他们愿意怀疑的程度。