Science is a way of thinking much more than it is a body of... - Carl Sagan

"We've arranged a civilization in which most crucial elements profoundly depend on science and technology. We have also arranged things so that almost no one understands science and technology. This is a prescription for disaster."

"You could just as well say that an agnostic is a deeply religious person with at least a rudimentary knowledge of human fallibility."

"We are all star stuff."

"I don't want to believe. I want to know."

"Extraordinary claims require extraordinary evidence."