穷人的真正悲剧是他们除了自我否定外什么都负担不起。
The real tragedy of the poor is that they can afford nothing but self-denial.
The beauty of mathematics only shows itself to more patient followers.
The only thing I fear is God.
解释:乌鸦聚集在一起,虽然看上去很和好,实际上并不亲密;不慎重地结交朋友,虽似牢固,终必破裂。