教师必须为形成较好人类而献出一切。

〈中国革命史〉

In times of crisis, transparency builds trust faster than any PR campaign.

Symbols are the medium of thought.

如果你足够爱它，任何事物都会与你交谈。

Success is not final, failure is not fatal: It is the courage to continue that counts.

强调历史研究既要理解历史背景，又要保持学术批判性。