质量从来不是偶然的，它总是智慧努力的结果。

我们不是为了赢得过去，而是为了赢得未来。

The great tragedy of Science—the slaying of a beautiful hypothesis by an ugly fact.  

The known is finite, the unknown infinite; intellectually we stand on an islet in the midst of an illimitable ocean of inexplicability.  

事实上，只有一个基督徒，他死在十字架上。