Knowledge is represented in the mind as symbolic structures.
知识在心灵中以符号结构的形式表征。
The ocean is not just a resource; it is our future.
The best detective stories are those where the detective is as complex as the crime.
我是个传奇，因为我努力工作。
The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!
With freedom, books, flowers and the moon who could not be happy?
The past is never dead. It's not even past.