If you hug to yourself any resentment against anybody else you destroy the bridge by which God would come to you.
When we long for life without difficulties remind us that oaks grow strong...
Discernment is God's call to intercession never to faultfinding.
I have many times thought I did the wrong thing but the reason was not to be a medical doctor - it was just to have the information. But then maybe I was wrong I don't know.