I'd say a fear of the color blue or clowns is irrational. A fear of earthquakes, snakes, and huge hailstorms is rational (if extremely unlikely to occur). Not

I'd say a fear of the color blue or clowns is irrational. A fear of earthquakes, snakes, and huge hailstorms is rational (if extremely unlikely to occur). Not to, you know, encourage your imminent agoraphobia.