如果你开心得太久,就会变得平庸。
The Langlands program is a framework for understanding the unity of mathematics.
The first man who, having fenced in a piece of land, said 'This is mine,' and found people naïve enough to believe him, that man was the true founder of civil society.
追求权力是所有大国的主要目标,这种追求常常导致冲突。