What, in all the world, could I do to earn my living and still live as myself, as I knew myself to be? Temporary masks, I knew, had their place; everyone was wearing them, they were the human rage; but not masks cemented in place until the wearer could not breathe and was eventually suffocated.
At the heart of science is an essential balance between two seemingly contradictory attitudes--an openness to new ideas, no matter how bizarre or counterintuitive they may be, and the most ruthless skeptical scrutiny of all ideas, old and new.
This is how deep truths are winnowed from deep nonsense. -- Carl Sagan