你必须努力工作才能得到你想要的。
The human brain consists of many specialized circuits that evolved to solve specific problems our ancestors faced during our evolutionary history.
文学有超越时间和空间的力量,将我们与不同时代和文化的人的思想和情感连接起来。
The world is full of obvious things which nobody by any chance ever observes.
可持续性不仅仅是一个流行词,它是负责任林业的基础。我们必须在经济增长和环境管理之间取得平衡。