He was losing his composition due to the heaviness of his heart and the afflictions he was facing. And here we see a man who has a great burden, one beyond his ability to bear. And this is indeed not a foreign feeling for some of us. The feelings of being helpless, stuck, defeated, or brought low and without the ability or opportunity to climb out of this hole of despair.

And here, we see that the word of God is not impotent, but is very relevant in any and every human experience, even this very common one of sorrow and depression.