最好的想法来自于对现状的不满。

Land is a peculiar commodity, which is different from all others, and the quantity of it is always fixed and limited.

The road less traveled is often the one that leads you home.

True progress in farming means leaving the land better than we found it.

采矿业必须发展以满足不断变化的世界的需求，否则将被淘汰。