Mathematics is the most beautiful and most powerful creation of the human spirit.

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.

Chance is a word void of sense; nothing can exist without a cause.

学历史,学历史。历史里藏着一切的智慧。

I'm interested in the idea of being lost and trying to find your place.

Consciousness is not a thing, but a process.

世界上充满了故事，但最好的故事是我们亲身经历的。