Why cannot the natural man receive the things of the Spirit?

Answer

"But the natural man receives not the things of the Spirit of God: for they are foolishness unto him: neither
can he know because they are spiritually discerned." 1 Cor. 2: 14.

By whom were the men directed who thus spoke for God?
What writings are specifically mentioned as containing some things difficult to understand?
How is Christ's second coming described in the Psalms?
Why were many attracted to Christ?
What special reason is given for this?
Why, under these plagues, does the Lord give men blood to drink?
Amidst poverty, suffering, and distress, what kind of workers does God wish to see?

Questions & Answers are from the book Bible Readings for the Home Circle