The way to learn about the mind is to reverse-engineer it: to figure out what natural selection designed it to accomplish.
Sometimes the thing you're most afraid of is the thing that will set you free.
火药不仅是破坏的工具，它也能成为创造的媒介。
The ethical issues surrounding IVF are complex, but the desire to have a child is a fundamental human right.
科学家的遗产不在于发表的论文，而在于激发的心灵。
The coal industry must evolve to meet modern environmental standards, or it will become obsolete.