You pray for rain, you gotta deal with the mud too. That's a part of it.
历史教育我们,你现在相信的假定在 100 年后很可能会被证明是错的。一个在今天就可以问自己的好问题就是「我可能错在哪里了?」
The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.
每一次接触都会留下痕迹。