I understand people come over because they are desperate, and want a better life for themselves and their families. 
Still, you must have law and order, and even if you decide to let many people into your country, you must have a system in place that allows you to know who is coming and going. 

Thousands of our citizens who live on the border have repeatedly told stories of people constantly walking across their property late at night. Often they have problems with people stealing, damaging property, and assaulting them physically. If you follow the news in those areas - you would realize these things are occurring on a VERY FREQUENT basis. 

Our Catholic faith calls us to love. We are also called to be prudent and wise. Helping and encouraging others to disrespect necessary laws - and procedures, will continue to bring DISHARMANY in society and many who have come here thus far have proven that fact, by their apparent disdain for the very United States that has welcomed them.