People can reliably sense when others are scared. This apparently happens by smelling some chemicals in sweat but without us being aware consciously of the cause of our sudden anxiety.
The tendency to become aware of others’ fear probably helps us prepare for disasters but it’s not much help when waiting to board a plane or take an exam.
Today’s invention is therefore a pair of spectacles containing a discreet noseclip in place of the conventional ‘feet’ sitting on the bridge of the nose. This would effectively close off the nasal passages.
Worn by people about to encounter some fear-inducing situation, these might have clear glass lenses and thus cause no optical distortion.