Neil deGrasse Tyson — "Curiosity and the urge to solve problems are the great forces of human nature."

"Knowing how to think empowers you far beyond those who only know what to think."

"If you are scientifically literate, the world looks very different to you, and that difference, I think, is a difference for the better."

"The internet is the most democratic thing that's ever happened in the history of civilization. And the most democratizing force in the history of civilization."

"I'm not a fan of the idea of 'alternative facts.' Facts are facts. There's no alternative to them."

"The most important thing about science is that it's self-correcting. Religion is not."