Category Archives: Carl Sagan

“Except in pure mathematics, nothing is known for certain….” // Carl Sagan

“The scientific way of thinking is at once imaginative and disciplined. This is central to to its success. Science invites us to let the facts in, even when they don’t conform to our preconceptions. It counsels us to carry alternative hypotheses in our heads and see which best fit the facts. It urges on us… Read More »