Wild yams are so easy to plant, everyone began to understand the significance of this.
Planting more wild yams would be able to feed more people. The surrounding lands are so vast, people can plant as much as they want.
Hundreds or thousands of people living nearby wouldn't be a problem.
Ma Lin explained that in the future, the population will indeed be more densely distributed. A village of several hundred people, with two villages separated by five or six miles, is normal.
"No matter how many children we have, they won't starve?"
Ma Lin said, "As long as we don't encounter years of famine, crops aren't completely lost, and livestock don't get infected by disease, that's the case."
After dinner, he continued grinding dried wild yams into flour.
The more he thought about how to make a stone mill, the more tired he felt.
He didn't understand the principles behind a stone mill and couldn't come up with it on his own.
