礼貌，并不需要花钱。用完马桶后，把马桶盖放下；上电梯时，耐心等别人出来再进去；把购物车放回指定区域；在借东西时，归还时要东西的状态要比你借的时候还要好（例如给车加满油、把物品清理干净）。
领导就是服务。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
在天堂里，所有有趣的人都缺席。
真理并不总是美丽的，美丽的话语也不总是真理。
我不考虑年龄。如果你继续努力工作，你可以继续前进。
He must learn to face his fears. He will not be three forever. And winter is coming.
能源的未来在于传统资源与可再生能源之间的平衡。#
"The most beautiful thing we can experience is the mysterious. It is the source of all true art and science."