I tell my wife, "we'll deal with the days that come, not worry about the days that might come".
A constant battle.
Discussion
This is a good read. Your library probably has this.
Dale Carnegie: How to Stop Worrying and Start Living: Time-Tested Methods for Conquering Worry (Dale Carnegie Books)
https://www.dalecarnegie.com/en/resources/how-to-stop-worrying-start-living-chapter-1
(threateningly) "What if all the money in your bank account were to suddenly...disappear"
"You sound lust like my wife: what if this happens? Or that happens? Come on..."