Completely removing all frustrations from our lives and from all relationships is an unrealistic goal.
However, reducing our stress cycle to a particular situation can truly change in how we approach life. If a current stress cycle to a challenging situation is 1 week, setting a goal to reduce it to 3 days is realistic and gives back the control one may need in managing the frustration and knowing it can be managed in a different manner.
Yes, it is going to be frustrating but perhaps not for 1 week.
It may not be easy, but it certainly can be easier.
Reminding yourself of these helpful questions in the middle of stress cycle, however long, can help: