Cryptography is the art of transforming information into a form that is unintelligible to anyone who does not possess the key to unlock it.

The editor's job is to make the director's vision come to life.

Quantum algorithms have the potential to revolutionize fields such as cryptography and materials science.

你必须足够坚强才能独自站立，足够聪明才能知道何时需要帮助，足够勇敢才能寻求帮助。