We do not jail people for their opinions[.] - Mohammad Javad Zarif

Iran never denied it [The Holocaust]. The man who was perceived to be denying it (Mahmoud Ahmadinejad) is now gone.

"In order to practice dialogue, you need to be able to set aside your assumptions and try to listen more than you want to talk. It’s not always politically correct to be able to do that, but it can give you a better sense of the reality. I have benefited from the knowledge and the information that all these people have been able to provide to me. I have disagreements with some and more agreements with others. But that doesn’t mean I cannot listen to those I disagree with." According to

"Currently, Americans have focused on psychological warfare and are doing their best to place psychological pressure on Iranians and our international partners." (during an interview with the state TV). IFP News (2018-08-26).