NYT: As It Makes Overtures to Iran, U.S. Strives to Reassure Israel

It cannot be done. The two efforts are mutually exclusive and entirely contradictory.

Update: I'm sure this one has the Shia theocrats quaking in their :

Barack Obama has revealed an exchange of letters with Iran’s new President Hassan Rowhani but warned his reluctance to strike Syria should not devalue US threats of force to thwart an Iranian nuclear bomb.

No doubt the Grandiose Ayatollah and his minions are having a good laugh over that one.