现代国家的创建是一个复杂而困难的过程,需要发展强大的制度。
I think the reason why I am who I am today is because I went through those tough times when I was younger.
LMFAO的生活方式
是非每天都会有,不去听自然也就消失了。
农业的真正进步意味着让土地比我们发现时更好。
The most profound discoveries in mathematics often come from the simplest observations.