一旦你着手要攻下维也纳,就把她拿下吧﹗
人类大脑是社交大脑,它的进化是为了处理社会关系。
The future of energy lies in the integration of traditional and renewable sources.
市场组合是所有投资者都应持有的唯一风险组合。
Action and knowledge are not obstacles to each other.