Bill Nelson actually said...

the President is going to have to answer the question whether or not the cost of human space exploration is worth it.

What was the Committee's thinking on promoting the development of on-orbit refueling?

So that would still get you out on things like asteroids or one of the Martian moons utilizing an EELV?

to eliminate the gap or significantly reduce it would have a significant negative impact on the long-term exploration program.