To understand the future of secure communication, one must first understand the limitations of current cryptographic methods.

我大概永远也遇不到任何合理的问题。

能源生产中的每一个挑战都是创新和改进的机会。

The competition of enterprises is, in the final analysis, the competition of talents.

胜利很棒，但从失败中学习更重要。

在量子场论中，真空并非空无一物，而是充满了虚粒子。