parameter

In other words, that, let's say, the parameters of human psychology are, you know, yes, there's considerable variation, but they're within a certain set of, you know, norms.

Or do you think this theory is flawed as we cannot describe an entire personality in five parameters?

I think more likely, uh he is saying this in public to avoid antagonizing the Iranians, but in private, uh he told the Israelis, they have a green light to retaliate so long as they stay within certain parameters.