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我們了解到改變對(duì)成長(zhǎng)是必要的。

Innovation in mining is not an option; it's a necessity for survival.

Patience and perseverance are the keys to scientific discovery.

The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.

孔子說(shuō)：“唯女子與小人難以對(duì)付。太親近了，他們就會(huì)失禮；太疏遠(yuǎn)了，他們就會(huì)怨恨。”