The challenge is to find the truth in the fiction.

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。

The interplay between topology and symmetry in materials can lead to unexpected and exciting physical phenomena.

In steel, as in life, resilience determines how far you can go.

No one is useless in this world who lightens the burdens of another.

改变生活的方法：立即开始。充满激情地去做。没有例外。

人之所以比禽兽尊贵，是因为人懂得“礼”啊。后人常用这句话说明“礼”在我们生活中的重要性。讲究“礼”，是有修养、有道德的表现。