"I’m not trying to convince you that science is cool. Science IS cool."

"I'm not a philosopher. I'm a scientist. I'm interested in what is, not what should be."

"I think it's important to remind people that we are all made of stardust. We are all connected to the cosmos."

"The universe is not just a puzzle to be solved. It's a poem to be read."

"We are stardust. We are golden. We are billion-year-old carbon. And we've got to get ourselves back to the garden."