Carl Sagan

“For small creatures such as we, the vastness is bearable only through love.”

“Extraordinary claims require extraordinary evidence.”

“We are ready at last to set sail for the stars.”

“Imagination will often carry us to worlds that never were.”

“The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.”

“What an astonishing thing a book is.”

“The Earth is a very small stage in a vast cosmic arena.”

“No longer at the mercy of the reptile brain we can change ourselves.”

“All my life, I've wondered about life beyond the earth.”

“We wish to pursue the truth no matter where it leads — but to find the truth, we need imagination and skepticism both.”

“Across the millennia, an author is speaking clearly and silently inside your head, directly to you.”