There exists in life the elect and the reprobate. That's just how God ordered His creation, Kosta. We have no certainty which is which, but we have a pretty good idea because people are known by their fruits. Men are either healthy branches that bring forth good fruit, or men are dead branches that bring forth bad fruit. And we know what happens to each of those branches.
The wheat and the tares can look alike -- until the harvest.
So stop banging your head against Scripture and recognize the Good News that's contained therein.
All those who possess Trinitarian faith in Jesus Christ are saved.
"For the children being not yet born, neither having done any good or evil, that the purpose of God according to election might stand, not of works, but of him that calleth" -- Romans 9:11
Not all those I mentioned necessarily believe in Trinitarian God, and Jesus as their Saviour.