格瓦拉第二次漫游南美前对母亲说

True progress in agriculture measures success not just in yield, but in ecosystem health.

合作是解决渔业面临的挑战的唯一途径。

The most advanced technology in farming is useless without the wisdom of traditional agricultural knowledge.

To be or not to be,that's a question.

写文章必须追溯六经的源头，并参考诸子百家和史书的写法。