“The price we pay for the anticipation of our future is anxiety about it.”

— Carl Sagan, The Dragons of Eden, 1977, p. 74

About Carl Sagan

1934 – 1996

American astronomer and science communicator, author and presenter of "Cosmos".

“We make our world significant by the courage of our questions and by the depth of our answers.”

“Books are key to understanding the world and participating in a democratic society.”

“Imagination will often carry us to worlds that never were. But without it we go nowhere.”

“When in doubt, tell the truth.”

“Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.”

“I never "worry" about action, but only about inaction.”

“The superior man has neither anxiety nor fear.”

“Gratitude looks to the past and love to the present; fear, avarice, lust, and ambition look ahead.”

“When I became a man I put away childish things, including the fear of childishness.”