Look at every lexicon they all say the same . It’s all mankind , everyone, all men , all the inhabitants of the world etcWhere does it say it includes all?
That would be you changing the text.
Reconcile your teaching with other scripture.
Eph 1:4 even as he chose us in him before the foundation of the world, that we should be holy and blameless before him. In love
Eph 1:5 he predestined us for adoption to himself as sons through Jesus Christ, according to the purpose of his will,
The above scripture is not inclusive of all.
Yet you would teach it is.
2Pe 2:1 But false prophets also arose among the people, just as there will be false teachers among you, who will secretly bring in destructive heresies, even denying the Master who bought them, bringing upon themselves swift destruction.