在和平时期，儿子埋葬父亲。在战争中，父亲埋葬儿子。
The structure of the international system forces states to behave in certain ways, regardless of their internal characteristics.
没有人民的普遍知识，自由就无法得到保障。
Patience and persistence are the keys to unlocking the mysteries of mathematics.
Every character I play is a part of me, and I am a part of them.
逻辑学研究不仅仅是关于形式系统，更是关于理性思维和话语的规范。
On marketing: "In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts."
发现可能性的极限的唯一方法是超越它们进入不可能。