Marriage is encouraged in China, not by the profitableness of children, but by the liberty of destroying them.
Old age is not interesting until one gets there.
The process of political decay is as natural as political development.
我們不是以孤立的想法思考，而是以持續(xù)的目的導(dǎo)向活動流思考。
"The world is a book, and those who do not travel read only one page."
學(xué)習(xí)數(shù)學(xué)的唯一方法就是做數(shù)學(xué)。