Заранее составить 15 предложений на на тему " что я хотел бы изобрести"

I would like to invent a perpetual motion machine.It will be a good benefit for people.But the harm to the nature.With this engine,can go on forever.But it shuts down)People would have used this always.And I want to create a social network.I need to know a programming language.Make it a year.But all the same it too will benefit.All inventions benefit!But you would need to learn!But better late than never.Then I'd be famous all over the world!