Stress makes us prone to tunnel vision, less likely to take in the information we need. Anxiety makes us more risk-averse than we would be regularly and more deferential.

In the kingdom of the blind, having tunnel vision might get you somewhere.......

However vivid they might be, past images and future delights did not protect Sylvia from the present, which "rules despotic over pale shadows of past and future". That was Sylvia's genius and her Panic Bird- her total lack of nostalgia. She had no armor. This left her especially vulnerable in New York, where she was removed from the context of her life, severed from that reassuring arc.

I tend to have a kind of tunnel vision when I'm looking at an individual piece.

I was single-minded and I had tunnel vision. Now it's time for a change.

When your child is sick, you have tunnel vision.