You didn't think of the flashlight, now did you? It sure would've helped and you head to the den where you left it last week when you used it to put a hard drive in your computer.
But oh! You've just banged your knee in that terrible place where the pain goes on forever. You're bent over, hopping on one leg and hugging the knee of the other.
What could you possibly have walked into?
In the kitchen you hear the soup boiling, and you decide that that's more important for now.