BUT WHAT IF I REASSURE MYSELF WITH A JOKE AND THEN DON'T WORRY ABOUT THE RASH AND IT TURNS OUT TO BE DEATH MITES AND I COULD HAVE CAUGHT IT

"A Hypochondriac's Nightmare", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License

Alt Text

BUT WHAT IF I REASSURE MYSELF WITH A JOKE AND THEN DON'T WORRY ABOUT THE RASH AND IT TURNS OUT TO BE DEATH MITES AND I COULD HAVE CAUGHT IT