現(xiàn)代世界的巨大挑戰(zhàn)是創(chuàng)建既足夠強(qiáng)大以有效治理，又對公民需求負(fù)責(zé)和響應(yīng)的制度。
"The truth is rarely pure and never simple."
你越了解自己和自己想要什么，就越少讓事情困擾你。
I hope it will not be long before we have a machine that will be able to solve all mathematical problems.