Who would you call an intelligent person?

So, what is your idea / definition of an intelligent person? Or who would you consider an intelligent person?

- someone who is born intelligent?
– someone who applies his intelligence to maximum possible capacity?
– someone who can solve the Rubik’s cube within say 3 minutes?
– someone who remembers almost everything? having exceptional memory?
– someone who can solve complex mathematical problems?
– computer geek?
– someone who can deceive anyone easily?
– someone like Sherlock Holmes? (well, I like Sherlock Holmes!)
– someone who is a scientist? ...(Newton, Einstein,...?)
– who has PhD?
– do you consider animals / plants in this regard?
– or any other idea?