Law is not a system of rules, but a union of primary and secondary rules.
法律不是规则的体系，而是主要规则和次要规则的结合。
In mathematics, you don't understand things. You just get used to them.
小花睡在尘土里，它寻求蝴蝶走的路。
We don't inherit the land from our ancestors; we borrow it from our children.
In the quest for a unified theory, we must embrace the unknown and be willing to question our most cherished beliefs.
The resources we extract must be matched by the value we create for society.
The most important thing in a database is the schema.
Cinema is a mirror by which we often see ourselves.
