The most profound ideas in mathematics often arise from the simplest observations.
数学中最深刻的思想往往源于最简单的观察。
【译文】 孔子说:“树立崇高理想、培养高尚品德、心怀仁慈友爱、陶冶高雅情操。”
The novel is the only place where all contradictions can coexist.