He calculates the Fourier-transform of a rational function in his mind. He inverts a 9 by 9 complex valued matrix on the back of an envelope in ten minutes. At the age of 30, He publishes one chapter of a book and 10 articles every year, in 3 of these articles he is a single author. He works 11 hours a day in his room and he is always busy thinking or calculating. He knows the answer to any physical and mathematical question you ask. He must be a genius.

But if you tell such qualifications of our hero scientist to the people who are sunning at the beach or are shopping in the street, if you could ever manage to describe what those qualifications mean and how somebody can attain them, statistically speaking he will be tagged as a nerd.