More matter with less art.

The spread of liberal democracy and the integration of the world economy have created a situation in which the major powers are no longer willing to risk war with one another.

A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.

数学不仅仅是数字和方程；它是关于理解宇宙中的深层模式和联系。

如果我们希望海洋繁荣，就必须倾听科学的声音。