People who argue its ok for Iran to get nuks because they'd never use them because a. Israel might retaliate and kill millions of Iranians and/or b. the Palestinians would suffer from the bombs too.
You are applying irrelevant Western ideas. With regard to a. Commentary Magazine this month " Some Israeli experts predict that the Iranian leadership would be willing to sacrifice 50 percent of their countrymen in order to eradicate Israel." b. If they don't care about half their population, you think they care about Palestinians?