如果你不疯狂，你就不是真正的天才。
The most effective way to destroy people is to deny and obliterate their own understanding of their history.
The only way to do great work is to love what you do.
逻辑学研究不仅仅是关于形式系统，更是关于人类推理的本质。
"History is that certainty produced at the point where the imperfections of memory meet the inadequacies of documentation."