“There seems to be a mysterious force in the universe, one that overwhelms gravity on the grandest scale to push the cosmos apart….We call it ‘dark energy,’ but that name, like ‘dark matter,’ is merely a code word for our ignorance. It's okay not to know all the answers. It's better to admit our igno…”
— Ann Druyan, Steven Soter, Himself - Host, Neil deGrasse Tyson, imdb.com