“Iran won’t even consider being reasonable until it’s afraid of us. And immediately ruling out anything but talk after every insult isn’t very scary,” says AEI’s Jonah Goldberg. (National Review)

Politico’s Arena asks, “New Hampshire vs. Nevada--who blinks?” regarding the two states’ primary date. Brookings’ Darrell West answers. (Politico)

Room for Debate asks: What’s so bad about a flat tax? (New York Times)

Granting Saudi women the right to vote is empty. (Foreign Affairs)

Why Rick Perry has gone flat and Herman Cain is running with it. (National Review)

Does the U.S. need to clarify its targeted killings policy along the lines of Israel? (AEI)