I read a book one day and my whole life was changed.
有一天我读了一本书，我的整个生活都改变了。
生而贫穷是意外，但死于贫穷是选择。
弦理论的数学美感表明它必须是自然界终极描述的一部分。
The heart is a wild thing, and it doesn’t follow rules.
The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.
过去永远是紧张的，未来才是完美的。
每个家庭都有自己的秘密，但有些秘密埋藏得比其他更深。