Don't be afraid to ask questions. That's how you learn.
The best way to predict the future is to create it.
最勇敢的行为仍然是为自己思考，而且是大声说出来。
Museums are the cemeteries of art.
The past is not dead. It is not even past.
志向远大之人，必须谨慎选择自己所承担的任务，有才华之人，必须选择一个值得投靠的人。
自然实验可以为经济问题提供有价值的见解。