The discovery of the accelerating expansion of the universe was a complete surprise.

For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

The only way to be truly modern is to be postmodern.

历史学家必须与其研究对象有某种亲缘关系。死者不会开口，除非你以恰当的方式呼唤他们。

Cada hombre lleva dentro de sí todas las edades de la humanidad.

世界建立在化学之上，而我们才刚刚开始理解它是如何构建的。

投资新技术不是可选的，而是能源未来的必要条件。

Most people are too fretful, they worry too much.Success means being very patient, but aggressive when it's time.