密码学的本质是允许在存在对手的情况下进行通信。

Start by doing what's necessary; then do what's possible; and suddenly you are doing the impossible.

The world is a question, not an answer.

"To live is the rarest thing in the world. Most people exist, that is all."

Don’t worry how or where you begin. As long as you keep moving， your success will be far from where you start.

The most important single aspect of software development is to be clear about what you are trying to build.

Don’t let success go to your head or failure go to your heart.

Trust is the foundation of every strong relationship, whether in business or life.

作家是灵魂的工程师。