Can we justify turning our backs on the needs of desperate people? There is no justification for such selfishness. The time has come to open our borders.

There we observed that changing the claim from  "this country's teachers" to "many of this country’s teachers" would account for the exceptions, teachers who did not fit the generalization.

Does the First Amendment really guarantee absolute freedom to say whatever we want in any situation?  U.S. courts have recognized many exceptions to this freedom. For example, doctors are not allowed to discuss confidential patient information without permission.