过去是一个异国;他们在那里做事的方式不同。
一个人肚子空空,心事重重,总是睡不好觉的。
Collaboration across sectors is key to solving the world's energy challenges.
The most successful societies in the future will be those that are able to combine the efficiency and technological dynamism of the market with the social safety nets and political stability provided by the state.