Neuroscience can make decluttering easier
nytimes.com
nytimes.com
How would I buy a notebook filled with my thoughts from 20 years ago, today?
Which is why we don't throw them away!
A related approach I use with 'gear' is "can I buy another one if I really want one again?" (because I have a bit of GAS).
Of course I am economically privileged for being able approach the problem that way. Not everyone is.
:)
Second most important link missing - how did research determine that?
The first was about the title - a proper test that it can make it easier