At one point in college I was so shy that I'd drop out of a class if asked to speak in front of other people.
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I believe that science fiction is as profound as you want it to be or it can be very simple entertainment, and I'm all for very simple entertainment. Every now and then we all need to come home, veg-out, watch something and not think too deeply about it. It's what you want it to be. We tend to steer clear of being pedantic; it's entertainment first, otherwise we'd be on a lecture circuit.