...for many skilled computer programmers from India are kept out while they await their visas. Educated Chinese scientists cannot find cash-only jobs in our aerospace industry. And the honest of all nations are kept outside our country by their very honesty, except for the small portion of aspiring legal immigrants that, after much paperwork and time and expense, are admitted properly.
For those who are criminals, the border is open.
For those without degrees, the border is open.
For the violent, the dishonest, the unskilled, the destitute, the illiterate … the border is open.