He is coming back. What a difference it will make!
The answer to instability is the knowledge of and adherence to God's powerful and holy Word and the day by day reliance upon His Spirit for strength and hope.
Jesus, at a point in His life where the religious trivia champs of His time were plotting to kill Him, answered them with a fierce and pointed statement.
One of the most basic and helpful things in understanding the concept of God's will is to understand the Bible's distinction between what we call the moral will of God and the sovereign will of God.