只要你曾经在一只天鹅蛋里待过,就算你是生在养鸭场里也没有什么关系。
人总是比他已做的更多;他也是他能做的。
The deeper you go into mathematics, the more you realize how much remains unknown.
数学的快乐来自创造的行为,而不仅仅是结果。
Our ideas of what we believe to be, are not of what they are, but only of what they seem to be.