"It is definitely not natural for me if some of my X-rated fantasies are evidence but, by behaving myself in many 'unnatural' ways, I have managed to build a solid happy life without harming very many people, without blowing up my life, and without too much burden of guilt."
Or you could do away with sex entirely...
A man has spent $50,000 (£40,000) on plastic surgery to become an alien - and could soon have his genitalia removed.
Vinny Ohh, 22, from Los Angeles in California, has had over 110 procedures to transform into a 'genderless' extra-terrestrial.