Worry is described as a chain of negative thoughts about bad things that might happen in the future.
Brene Brown Atlas of the Heart p. 11
those with a tendency to worry believe it is helpful for coping (it is not), believe it is uncontrollable (which means we don't try to stop worrying), and try to suppress worry thoughts (which actually strengthens and reinforces worry).
p. 11
Willy Wonka Tunnel ?