I don't want to do the usual; abortion, euthanasia etc..
A good topic would be something your strongly opinionated about but here are some ideas: Why it is important to know more than one foreign language? Should animals be used for scientific researches? Do we need prisons? Plastic surgeries: a way to become more beautiful, or someone’s unhealthy idea? Vegetarians vs. Meat eaters.
should same sex couple be allowed to adopt public or private schools this website is really good! http://funadvice.com/r/bolevh9l62d
The end of the world