In an interview to Независимая Газета http://www.peoples.ru/art/literature/prose/roman/alexander_zinoviev/
“If all mankind minus one, were of one opinion, and only one person were of the contrary opinion, mankind would be no more justified in silencing that one person, than he, if he had the power, would be justified in silencing mankind.”
—
John Stuart Mill
,
book
On Liberty
Source: On Liberty (1859), Ch. II: Of the Liberty of Thought and Discussion
Help us to complete the source, original and additional information
Do you have more details about the quote "If all mankind minus one, were of one opinion, and only one person were of the contrary opinion, mankind would be no mo…" by John Stuart Mill?
John Stuart Mill 179
British philosopher and political economist 1806–1873Related quotes
Aleksandr Zinovyev
(1922–2006) Russian writer

Bertrand Russell
(1872–1970) logician, one of the first analytic philosophers and political activist
Source: 1930s, Power: A New Social Analysis (1938), Ch. 15: Power and moral codes

Pt. I, lines 545–550.
Absalom and Achitophel (1681)
Variant: A man so various, that he seemed to be
Not one, but all mankind's epitome;
Stiff in opinions, always in the wrong,
Was everything by starts, and nothing long;
But, in the course of one revolving moon,
Was chemist, fiddler, statesman, and buffoon.