11. From this, however, it appears that wherever you would want to have some benefit, an order must be accomplished, without the thorns, thistles, herbage, and turnips among it, which can no longer be of any use to you.

12. But what is this order?

13. If you have a purified wheat, sow it on a clean and good field, and you will get a clean and good harvest.

14. If you have a good construction site and have material for it, you do not have to wait until you first have accumulated an overflowing heap of building material before you can start to build the house; because you will only fill the whole building site with the overly big pile of building material!