"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?"
"The way to find out about our place in the universe is by examining the universe and by examining ourselves - without preconceptions, with as unbiased a mind as we can muster."
"Somewhere, something incredible is waiting to be known."
"One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time."
"I consider it an extremely dangerous doctrine, because the more likely we are to assume that the solution comes from the outside, the less likely we are to solve our problems ourselves."
"The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five."