解释：上等的医生能够医治国家，次一等的只会医治病人，这本来就是医生的职守。

 Happiness is at your feet, if only you are willing to lower your head and look for it.

城市的建筑应该讲述它的故事。

Waste is just a resource we haven't learned to value yet.

Philosophy is an ornament in prosperity, a refuge in adversity, and a provision in old age.

All good writing is swimming under water and holding your breath.

The future of agriculture lies in sustainable practices that benefit both the farmer and the environment.