The beauty of mathematics lies in its simplicity and depth.
The spread of liberal democracy and the integration of the world economy are the two main forces driving the world towards the end of history.
Some people don’t like change, but you need to embrace change if the alternative is disaster.
未来は、過去の積み重ねでできている。
有时候你只需要做对自己和人生最好的事,而不是对别人最好的事。