The best ideas come from frustration with the status quo.
——《民族主义第一讲》
最好的领导者是那些最热衷于让比自己更聪明的人围绕在自己身边的人。
学习数学的最好方法就是做数学。
Men fear death as children fear to go in the dark; and as that natural fear in children is increased with tales, so is the other.