Bob Herbert's latest column is an absolute must-read.

A taste:

This is a road map to totalitarianism. Hallmarks of totalitarian regimes have always included an excessive reliance on secrecy, the deliberate stoking of fear in the general population, a preference for military rather than diplomatic solutions in foreign policy, the promotion of blind patriotism, the denial of human rights, the curtailment of the rule of law, hostility to a free press and the systematic invasion of the privacy of ordinary people.