I have a bad habit of using multiple notebooks for multiple purposes. I find lists weeks later, such as this one:

Bubbly
Thorazine
Candy
Aspirin
Banana Kelly
Cake--Chernobyl
Tea
Beer

I hope that's not my grocery list.

or

Veltschmertz
How we classify cults
Lloyd--Al Capone
Science/Hollow earth
This 3rd option: Nothingness