Ideas are like fish. If you want to catch little fish, you can stay in the shallow water. But if you want to catch the big fish, you've got to go deeper.

事实是，我不知道我相信什么。我还在努力弄清楚。

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

所以,国家的钱财不足以来应付饥荒,救济孤儿寡妇,这样,国家就贫困,百姓就难于治理。