Here’s an amazing truth: “Cast all your anxiety on him because he cares for you” (1 Peter 5:7). God, the Creator of the universe and fountainhead of all marvels, cares for you? Think about that for a few million years.
The Lord does not call us merely to release our anxiety to Him, but to willingly cast it upon Him—and not some of it, but all of it. God wants us to trust Him in both the big things and the little things. Worry is momentary atheism crying out for correction by trust in a good and sovereign God.
In this three-minute video, John Piper talks about why the phrase “Our Father in Heaven” in Scripture contains our greatest reason not to worry: