在读完《瓦尔登湖》后，他决定搬到乡下过更简单的生活。

After finishing ___Walden, he decided to move to the countryside for a simpler life.

湖边的小木屋成了他的瓦尔登湖，在那里他与自然和谐共处。

The lakeside cottage became his own ___Walden, where he lived peacefully with nature.