The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?

国家是人类历史上最重要的制度。

The nervous system is like an intricate orchestra, with each neuron playing its part.

子游问孝，孔子说：“现在的孝顺，只是能赡养老人。即使是犬马，都会得到饲养。不敬重，有何区别？”

未来属于那些明白以少做多是有同情心、繁荣和持久的人。