密码学是关于在存在对手的情况下进行通信的。
Cryptography is about communication in the presence of adversaries.
Collaboration is key in music. It's about bringing different talents together to create something special.
解释：诚信，是国家的根基，是保护大众赖以生存的根本。
"In the silence between words, we often find the most profound truths."
Positivity transforms us for the better. By opening our hearts and minds, positive emotions allow us to discover and build new skills, new ties, new knowledge, and new ways of being.
Great companies don't just adapt to change; they anticipate it and shape the future.