A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.
The paper industry has a responsibility to lead the way in environmental stewardship.
过去永远存在,现在永远是过去。
译文:明亮的月光掠过枝头,惊飞了树上的喜鹊;清凉的夜风中,半夜里蝉儿发出阵阵鸣叫。在稻花的香气里,人们谈论着丰收的年景,耳边传来一片青蛙的叫声。
一本好书的衡量标准是它是否让你思考、感受并以不同的方式看待世界。