"How would open borders benefit those of us who are already here? You could just as well ask, “How would equal rights for blacks benefit whites?” or “How would equal rights for women benefit men?” The answer, in all three cases, is the same: A mind – white or black, male or female, native or foreign – is a terrible thing to waste. Despite the bipartisan popularity of immigration restrictions, these laws trap most of mankind’s skill, determination, and ingenuity in countries that cripple these precious assets."