O BOY of the West!
To you many things to absorb, I teach, to help you become eleve of
mine:
Yet if blood like mine circle not in your veins;
If you be not silently selected by lovers, and do not silently select
lovers,
Of what use is it that you seek to become eleve of mine?

Walt Whitman

http://www.poemhunter.com/poem/to-a-western-boy/