Carl Sagan on Science Fiction

When I was little, starting about eight, nine, 10, science fiction held enormous fascination. I couldn't read textbooks, or atleast I didn't have access to textbooks that I could read, but there was a lot of science in science fiction and it was rippling with the sense of wonder. But as I got older, and could learn some science, I found the science to be more subtle, more complex, more challenging, more full of wonder and having the additional, not inconsiderable, virtue of being true. To wha...