This is my take on the speech. The real problem isn't the people the crossing the border illegally. It's the system itself. The government has intentionally created this system where it's so hard to become a citizen legally that you have no choice but to immigrate illegally.
http://www.dailymail.co.uk/news/article-2843174/White-House-amnesty-push-mainstream-illegal-immigrants-won-t-start-months-affects-people-five-years.html
http://benswann.com/obama-administration-prepares-for-creation-of-34-million-green-cards-following-midterm-elections/
http://www.wnd.com/2014/11/congressman-obama-disarming-border-patrol/
Obama advertising illegals video:
https://www.youtube.com/watch?v=SO70VfO6DzQ