国家一定要有直言进谏的臣子，上级必须有敢于提出反对意见的下级，议论国政的人不停止，各种不同政见的人相互辩论，才可以长久保存国家，使国家兴盛强大。也就是说言论自由是民众的基本权利，每个人都可以提出不同的政见，民众有平等参与政治的权利。

If you don’t believe in love, then what’s the point of living?

Every mathematical theorem is a story, a narrative that unfolds through logic and reason, leading to a deeper understanding of the world.

Quality is not a department; it is a mindset.

Life is about creating yourself.