Three main obstacles to growth in the Christian life is society, devil and flesh.
Spine, cranium and rib cage.
B George F.Kennan. You're welcome!
If you know about vertical or horizontal businesses that would be a good answer
Serfs/Peasants would live on the protected land of the lord's manor in exchange for food and goods. The serfs/peasants basically fueled the manor and created self sufficiency, to the point where some lords even forbade Serfs/Peasants to leave their estate.
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