I think we could afford to soak up as much high caliber talent as is willing to emigrate from the rest of the world, without raising the bar to the lofty level

I think we could afford to soak up as much high caliber talent as is willing to emigrate from the rest of the world, without raising the bar to the lofty level of "genius". The brain drain from the rest of the world to the US is a big factor in our ongoing economic competitiveness.