The crowd said, “We have heard from the law that the Christ will live forever. So why do you say, ‘The Son of Man must be lifted up’? Who is this ‘Son of Man’?”
Jesus said, “My children, I will be with you only a little longer. You will look for me, and what I told the Jews, I tell you now: Where I am going you cannot come.
Nicodemus said, “But if a person is already old, how can he be born again? He cannot enter his mother’s womb again. So how can a person be born a second time?”
A person who does not have the Spirit does not accept the truths that come from the Spirit of God. That person thinks they are foolish and cannot understand them, because they can only be judged to be true by the Spirit.