Bill Nelson actually said...

"I do want to look toward the future, and I think one of the things that we've been missing here is the protection of the future."

"And in your exploration to determine if there was water, what is the process by which you do that?"

"I think most importantly, heavy lift capability is essential for someday sending humans to Mars."

"As a matter of fact, Curiosity can greet the human crew when they land."