What We Missed In...The Parable of the Weeds

Jesus talks a lot about farming, sowing seeds and how the Kingdom of God can be compared to various agricultural settings and practices. His parable of the weeds takes us into some deep territory about the nature of our world, the evil growing within it and how the Kingdom of God has a strategy to address it. What is this plan, and how does it disturb us and our presumptions about evil and the nature of God's Kingdom?