The first duty of the sovereign， that of protecting the society from the violence and invasion of other independent societies， can be performed only by means of a military force.

Tradition and modernity are not opposites; they can coexist and enrich each other.

因果视角将数据转化为知识。

写作是我存在于世界的方式。

The present is the past rolled up for action, and the past is the present unrolled for understanding.

我现在就在生活，伙计，这不是彩排。

The role of the economist is part scientist, part engineer.

If you scared, go to church.