"The most important thing is to stay optimistic."

相信你能行，你已经成功了一半。

The spirit of man is more important than mere physical strength, and the spiritual spark in man can be fanned into flame.

The challenge in cryptography is not just to create unbreakable codes, but to create systems that remain secure even as technology evolves.

大海是人类灵魂的镜子——无边无际且深不可测。