法律的概念涉及义务的初级规则与承认、变更和裁决的次级规则的结合。
The concept of law involves the union of primary rules of obligation with secondary rules of recognition, change, and adjudication.
"A book is a conversation between the writer and the reader across time."
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
最危险的世界观是那些从未观察过世界的人的世界观。
在算法的领域，效率不仅仅是速度的衡量，更是对问题本质的深刻陈述。
未来不是我们进入的东西；它是我们创造的东西。
He not busy being born is busy dying.
