Materials themselves are not important; what matters is how you use them.

"I write to understand, to question, to explore the complexities of human nature."

制造链式反应机器的基本点当然是确保每次裂变产生一定数量的中子，其中一些中子再次有效地产生裂变。

真相常常隐藏在言语之间的沉默中。