Israel finds itself in unfamiliar territory today. The revolutionary atmosphere building in Iran presents Israel with a prospect it has rarely confronted: a safe bet. With the Obama administration refusing to back the anti-regime protesters, and the European Union similarly hemming and hawing, millions of Iranians who are on the streets, risking their lives to protest a stolen election and a tyrannical regime, have been cast adrift by those they thought would support them. To date, Israel has joined the US and Europe in rejecting the protesters. This should change. In refusing to stick their necks out - and so...