eccentric - noun
One who goes his own way and cares little about the norm.
Deviating from customary or recognized character; erratic; odd; peculiar.
An insight into the eccentric life of Albert Einstein has been provided in a letter written by his favourite grandson.
Bernhard Caesar Einstein, 75, who has never previously spoken about his relative, has recounted a string of anecdotes about the often bizarre life of the 20th century's greatest scientist.
At one point, the younger Mr. Einstein recalled, his grandfather resorted to collecting cigarette butts from the streets to circumvent his doctor's effort to stop him from smoking.
—Justin Stares “Einstein, Eccentric Genius, Smoked Butts Picked Up Off Street” The Telegraph, May 11, 2005
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