article_snippet.sent: Whether your glass is half-full or half-empty, your glass doesn't change the fact that it's not easy to reach resolutions on complex issues involving nuclear physics and international relations.
article_snippet.sent: "I've always said that an agreement and pressure do not go together.
article_snippet.sent: an agreement and pressure do not go together are mutually exclusive," Zarif said.
article_snippet.sent: ‎Another U.S. official had said earlier that "some serious issues remain unresolved.
article_snippet.sent: Even if those points are resolved to the satisfaction of all sides, any agreement is expected to come under attack on multiple fronts.
article_snippet.sent: But if no agreement is reached and the talks fall apart, the potential consequences are deeply unsettling.