There is a significant moral difference between a person who commits a violent crime and a person who tries to cross a border illegally in order to put food on the family table. Such migrants may violate our laws against illicit entry, but if that's all they do then they are trespassers, not criminals. They deserve to have their dignity respected.

On illegal migrants to the United States from Mexico and Central America, in Memo to the President Elect: How We Can Restore America's Reputation and Leadership (2008), p. 225