历史上最坏的罪恶往往都来自那些自以为是在打击罪恶的人。留心自己打击罪恶的想法。
The worst evils in history have always been committed by those who truly believed they were combating evil. Beware of combating evil.
If not now, when? If not me, who?
The quality of an organization is determined by the quality of its systems.
国家是理性的行为者，在无政府状态的国际体系中寻求最大化其权力和安全。
光芒从一个山脊传到另一个山脊。