Man must spend his strength on things that matter. In doing so, we must focus our efforts upon the right things while working through and by God's power.
After Christ removes the church, He will establish the time of Jacob’s trouble. After this, Christ will return as a thief in the night to make up His jewels.
The world is full of religion, but this religion bears little to no resemblance to the truth of the scriptures. Why? Because man-made religion is vain.