When I wake up in the morning, as a general rule, my temperature is 98.6. I expect this. I feel more or less entitled to it. If it's not the case, I figure something is going wrong, and I want it fixed.
What about my spiritual temperature?
Should I expect it to be as well-regulated? After all, the apostle Paul said, "Never be lacking in zeal, but keep your spiritual fervor, serving the Lord." If I'm lacking, has somebody (me? my wife? my church? God?) messed up?
On the other hand, the same Paul said, "I face daily the pressure" of concern for all the churches. "Who is weak, and I do not feel weak?"
How do we reconcile fervor and weakness?
The psalmist says that the godly person is "like a tree planted by streams of water that yields fruit in season, whose leaf does not wither, who consistently prospers." But a few psalms later we hear: "My bones are in agony. My soul is in anguish. How long, O Lord, how long? … I am worn out from groaning; all night long I flood my bed with weeping and ...