At the threshold of the Stockton Street Tunnel while on the threshold of facing a fear of tunnels.
“If you are pained by external things, it is not they that disturb you, but your own judgement of them. And it is in your power to wipe out that judgement now.” – Marcus Aurelius
Claustrophobia: The irrational fear of being shut in; fear of enclosed spaces, such as tunnels and elevators.
Definition from the Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003