有时最简单的问题会引出最深奥的理论。
Democracy is the worst form of government except for all those other forms that have been tried from time to time.
建筑中最重要的是建筑与其环境之间的关系。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
时间旅行是世界上最令人沮丧的事情。你无法改变任何事情，也无法阻止任何事情的发生。
In saying that someone did something， we may be doing something ourselves.