设计的优雅来自于以正确的方式解决正确的问题。

The only way to learn mathematics is to do mathematics.

Every tree planted today is an investment in a greener tomorrow.

It is remarkable how much long-term advantage people like us have gotten by trying to be consistently not stupid, instead of trying to be very intelligent.

法律是通过社会机构执行的规则系统，用以管理行为。