Bill Nelson actually said...

"I just want to underscore what you all said, because a lot of people miss the significance of this in all the detail."

"As we develop this big rocket that we're referring to here as the SLS, can you elaborate on what other uses there might be for the SLS vehicle beyond NASA's Human Exploration Program?"

"NASA has come out very well."

"What it does is, it funds two lines of rockets in parallel."