I'll tell you," said Beatty, smiling at his cards. "That made you for a little while a drunkard. Read a few lines and off you go over the cliff. Bang, you're ready to blow up the world, chop off heads, knock down women and children, destroy authority. I know. I've been through it all.
Ray BradburyThe history of science fiction started in the caves 20,000 years ago. The ideas on the walls of the cave were problems to be solved. It's problem solving. Primitive scientific knowledge, primitive dreams, primitive blueprinting: to solve problems.
Ray Bradbury