A writer is someone who spends years patiently trying to discover the second being inside him, and the world that makes him who he is.
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，其中一些中子将再次产生裂变。
In computer science, the simplest solution is often the most elegant and effective.
事物是甜还是苦，尝试过的人才能辨别；道路有平坦与险阻，走过的人才知道。