The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.

译文：与人说话，都是在为自己积德，和妻子和孩子相处也就是修身养性。赏析：会说话的人懂得如何说话，从而不会得罪人，自然就是积德。反之，那些口无遮拦之人，处处在伤害他人，处处在树敌，其结果会给自己带去祸害的。

One way of looking at speech is to say that it is a constant stratagem to cover nakedness.

"To be Irish is to know that in the end the world will break your heart."

The rich are different from you and me—they have more money and less empathy.

永远不要低估设计和执行中简洁的力量。

Be realistic, demand the impossible!