I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.

Gender gaps in pay and employment are not just about discrimination; they reflect deeper societal structures and choices.

科学是国家的最高化身，因为那个国家将保持领先，它将思想和智慧的工作推向最远。

创造出前所未见的东西是最伟大的挑战。

自由民主的传播和世界经济的整合是现代时代最重要的两个趋势。