Maybe inverse thinking for you could be tempering all that with what might go right and leveraging that as a way to honor both the negative and positive capabillities of your mind.
You’re telling me you couldn’t literally just reverse whatever your pessimistic insights were as a thought experiment and find a way to take both into consideration to inform your final approch or strategy for whatever is at issue?
The best way I’ve come across to illustrate this is
Hope/ideate for the best but plan or mitigate the worst
How could this go wrong; tell me where I’m going to die so I can avoid thar