The world is full of invisible threads connecting us all.

The teacher should not teach as if he were pouring knowledge into an empty vessel, but rather as if he were lighting a fire.

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

政治语言……是为了让谎言听起来真实，让谋杀显得可敬，给纯粹的空气以坚固的外表。

The only real failure in life is not to be true to the best one knows.