David Platt in the forward to Piper’s forthcoming book, Risk is Right:
Retreat or risk?
Throughout redemptive history, that question has confronted God’s people. As John Piper references in the pages of the new book Risk Is Right (Crossway, 2013), it was the decision facing the Israelites on a crucial day at Kadesh Barnea. Standing on the brink of the Promised Land, with the guarantee of God within their grasp, they ran from risk and chose to retreat. Instead of staking their lives on the faithfulness of God, they recoiled in fear. The cost was great, and the Lord left an entire generation to waste away in a wilderness until they died.
Read the rest here.