技术将引领我们进入能源勘探的新领域。
经济史和经济发展的核心问题是解释政治和经济制度的演变,这些制度创造了一个诱导生产率提高的经济环境。
The library is inhabited by spirits that come out of the pages at night.
The metals we pull from the ground should build bridges between people, not walls.
Only continuous learning can keep us invincible in fierce competition.