数字世界中的安全不仅仅是保守秘密，还包括确保完整性和可用性。
Security in the digital world is not just about keeping secrets, but also about ensuring integrity and availability.
The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.
每一次表演都是与人们在更深层次上建立联系的机会。
风险管理不是回避挑战，而是为挑战做好准备。