One of the saddest lessons of history is this: If we've been... - Carl Sagan

This quote is attributed to Carl Sagan.

"One of the saddest lessons of history is this: If we've been bamboozled long enough, we tend to reject any evidence of the bamboozle."

Carl Sagan Truth

Astronomer and Science Communicator American 1934–1996

More from Carl Sagan

"Somewhere, something incredible is waiting to be known."

"The cosmos is a vast living body, of which we are still parts."

"Science is a way of thinking much more than it is a body of knowledge."

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

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."