"In fact, their eyes sort of roll around and they kind of go, 'Hmm'- like there's something there and they don't want to talk about it. But they're not that kind when they are speaking in public"

This quote by Dwight Schultz is referring to the behavior of people when they are in public. He is suggesting that individuals typically have something on their mind that they do not want to speak about, but they don't show it when they are speaking in public. He is describing how people's eyes roll around and they make a "hmm" noise, as if they are considering something however don't wish to speak about it. This quote suggests that individuals frequently have something on their mind that they don't wish to speak about, but they do not show it when they are speaking in public. It is a pointer that people typically have things that they don't wish to speak about, which it is necessary to be knowledgeable about this when engaging with others.