You'd have to take that up with somebody who was outraged over it. I thought Trump's plan was silly and simple-minded, but not enough to get worked up over.
If you weed out the criminals first and set up a system to get everybody on the books and paying taxes, etc, then yes. I've said before on here that I'm about as open-borders as you can get. There are a number of problems in this country caused or exacerbated by declining populations and immigration is the only way to fix them. It'll cost money in the short term, but pay for itself down the road.
Of course, the reality is that the world's 1.1 billion poor aren't going to come here. The folks who make the trek will skew towards those with means, ambition, and perserverence - the sorts of qualities that we laud in the early settlers.