Always listen to your audience. They will tell you what they want, if you're willing to hear.

知足是天然的财富，奢侈是人为的贫困。

We don't just mine coal, we power the nation.

True happiness arises, in the first place, from the enjoyment of one's self, and in the next, from the friendship and conversation of a few select companions.

眼睛不仅仅是光学仪器；它是心灵占据外部世界的手段。