I first became aware of Charles Darwin and evolution while still a schoolboy growing up in Chicago. My father and I had a passion for bird-watching, and when the snow or the rain kept me indoors, I read his bird books and learned about evolution.

One-third of all female infertility is the result of blocked fallopian tubes. If fertilization could be done in the lab and then the fertilized egg implanted in the womb, it would get around that problem. Millions of women who cannot have children would suddenly be able to.

I never could read science fiction. I was just uninterested in it. And you know, I don't like to read novels where the hero just goes beyond what I think could exist. And it doesn't interest me because I'm not learning anything about something I'll actually have to deal with.

It is extraordinary the extent to which Darwin's insights not only changed his contemporaries' view of the world but also continue to be a source of great intellectual stimulation for scientists and nonscientists alike.

I have taught history on the high school and college levels, and am or have been a lecturer at the Smithsonian, The National Institutes of Health, and numerous colleges and universities, mostly on science fiction and technology subjects.

Remember you will not always win. Some days, the most resourceful individual will taste defeat. But there is, in this case, always tomorrow - after you have done your best to achieve success today.

But having set myself these goals, I had to work really hard to achieve them.

Sundance is incredible and has been very important for my career as a filmmaker, but it's also not the only route to success. There are a ton of great movies that don't get in and go on and do wonderfully.