It hurts to imagine stuff. It can give you a headache. Probably doesn't hurt physically, but it hurts mentally. But the more that you can do it, the more you're able to get out of it. Everybody has that capacity, but I don't think everyone develops it.
Stephen KingMost people are optimists, although they may claim they are not. People who call themselves realists are often the biggest optimists of all.
Stephen KingAs a teenager, I read a lot of H.P. Lovecraft, so I wrote like H.P. Lovecraft. And in my 20s, I read a lot of Ross Macdonald and Raymond Chandler, so I wrote like those guys. But, little by little, you develop your own style.
Stephen King