you can't let it get to you. No matter what the fix is, it will still take some years to implement to root out all of the illegals, their financiers, their employers.
Even with the strictest laws, there will always be illegal immigration. But you must do your best for your country and knocking it down by 95% should be attainable. 100% is the goal, 95% will probably be the reality...
Then you realize there is a tradeoff. Those strict laws aren't just an inconvenience for Americans who will have to prove they are American. There are serious 4th amendment issues with federal ID. The primary one is that the ID becomes required for everything and a defacto national ID.