Hugh Heffner
To be honest, there is no smartest human in the world. The smartest man in ancient Greece was Aristotle, though.
It is a dolphin.
the human Brain
Leonardo da Vinci
the dolphin is the smartest animal in the sea Ben z'ev: possibly, personaly I think wolves are the smartest animals, but dolphins are very smart too.
Kim Ung-yong at 210.
so then you can know who is the smartest person
Dolphin elephant human gorrila velociraptor
1 human 2 chimpanzee 3 dolphin
Einstein was a phycisist, not a mathematician. As a phycisist, he certainly was one of the smartest. He must also have been above-average in math, otherwise he couldn't have done the calculations that he had to do. But he has not gone down in history as 'the smartest in math'.
isaac newton...Ask Einstein himself.
No. Nobody knows everything except you-know-who.