The evil and suffering in this world are greater than any of us can comprehend. But evil and suffering are not ultimate. God is. Satan, the great lover of evil and suffering, is not sovereign. God is.
The Christian - the biblical - concept of mercy toward wrongdoers only exists in relation to justice. Showing mercy, in relation to wrongdoing, means treating someone better than they deserve.
God gives life and he takes life. Everybody who dies, dies because God wills that they die.
If a tornado twists at 175 miles an hour and stays on the ground like a massive lawnmower for 50 miles, God gave the command.
You can't make yourself saved. This is very threatening to people, even Christians, because of what it seems to say about freedom.
I can be poor, I can lose a job, I can have a hospital bill that I don't know how to pay, for I can do all these things through Him who strengthens me.