A good mathematician is one who can see analogies between theorems; a great mathematician is one who can see analogies between analogies.

量子世界在经典意义上不是确定性的，也不是纯粹随机的 - 它是介于两者之间的东西。

The stock market is a device for transferring money from the impatient to the patient.

 工作让我们远离三种邪恶：无聊、恶习和贫困。

My heart is bound to beat right out my untrimmed chest.

颜渊感叹地说：“老师的学问越仰望越觉得高耸，越钻研越觉得深厚；看着就在前面，忽然却在后面。老师步步引导，用知识丰富我，用礼法约束我，想不学都不成。