True genius can be identified by the fact that its expression changes the world into something it has never been before.

Morality—like velocity—is relative. The determination of it depends on what the objects around you are doing. All one can do is measure one's position in relation to them; never can one measure one's velocity or morality in terms of absolutes.

Adolescence is that time in your life when you discover your ability to be depressed.

Notice how every science fiction movie or television show starts with a shot of the location where the story is about to occur. Movies that take place in outer space always start with a shot of stars and a starship. Movies that take place on another world always start with a shot of that planet. This is to let you know where you are. Novels and stories start the same way. You have to give the reader a sense of where he is and what's happening as quickly as possible. You don't want to start the story by confusing the reader.

When I was a kid, my favorite movies were the George Pal version of 'War Of The Worlds,' 'Them,' and 'Invasion of the Body Snatchers.' Those movies were scary! They haunted my nightmares for years, so when I started writing, I wanted to write a story that was just as big and just as scary.

Star Trek' is the McDonald's of science fiction; it's fast food storytelling. Every problem is like every other problem. They all get solved in an hour. Nobody ever gets hurt, and nobody needs to care. You give up an hour of your time, and you don't really have to get involved. It's all plastic.

It's almost always dangerous to be right too soon.