The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
政策规则优于自由裁量,因为它们消除了时间不一致性问题。
The beauty of mathematics lies in its simplicity and universality.
可持续性不再是可选项,而是生存的必需品。
I'm not a creator, I'm a destroyer.