The essence of literature is to capture the fleeting moments of life.
History is the art of making the dead speak.
任何圆的周长与其直径的比率小于3 1/7但大于3 10/71。
对复杂系统的研究告诉我们，简单的规则可以产生令人难以置信的复杂行为。
If we take from the land, we must give back in equal measure.
绘画就是作证。