Jews were chosen to bring to the world this message of goodness: treat the stranger as one's own, love your fellow as yourself... In this way, Jews are chosen to be the lamp that allows God's light to shine in the world.
There is no way to get on the inside of the who-is-chosen question without unpacking the quirky relationship Evangelicals have with Jews, both embracing them and condemning them to eternal damnation.
Were I to teach my children that Jews are smarter than non-Jews, I would not only teach prejudice, but I would also fail to impart how important it is that the God of Genesis made the world various.
44% of Americans say they have changed their religion at least once. A generation ago, we were born Jewish or Christian and we stayed that way whether we liked it or not.