Hunger forces the trivial away. It focuses you on the basic problem of existence. It gives you a proper perspective.
How can you stay hungry if it’s painful? A purpose to the pain will help you weather your situation. Why are you doing what you’re doing?
This self-awareness aids your exercise of self-control. Practice knowing why and you’ll get better.
When you understand why to accept the struggle, you can control yourself. Struggle becomes a force for you when you allow it to be your teacher.
You have something to learn from this experience right now.
Separate your self from your situation.