More quotes by Carl Sagan

"For small creatures such as we the vastness is bearable only through love."
"Who is more humble? The scientist who looks at the universe with an open mind and accepts whatever the universe has to teach us, or somebody who says everything in this book must be considered the literal truth and never mind the fallibility of all the human beings involved?"
"I don't want to believe. I want to know."
"We are star stuff harvesting sunlight."
"Extraordinary claims require extraordinary evidence."