—— 请按键盘 空白键 开始游戏 ——

Cryptography is about communication in the presence of adversaries.
The task of the writer is to make the familiar strange and the strange familiar.
你必须愿意失败,愿意犯错,愿意带着学到的教训重新开始。
The biggest challenge in our industry is not technical—it's changing mindsets.
【讲解】:有了过错,别人都能看到;改了,人们都会敬仰他。