The interplay between randomness and structure is a central theme in both mathematics and computer science.

"The soul becomes dyed with the color of its thoughts."

完美数如同完美的人一样，非常罕见。

释义：不要遮蔽自己的良心，也不要张扬他人的过错。在与人交往时谨慎行事，就不会有懊恼；在处理事情时耐心商量，就能顺利解决。