"Though men be much governed by interest, yet even interest itself,
and all human affairs, are entirely governed by opinion."
Hume, Essays Moral, Political and Literary)
"Few people are capable of expressing with equanimity opinions
which differ from the prejudices of their social environment. Most
people are even incapable of forming such opinion."
Einstein, Aphorisms for Leo Baeck)
"We are all of us more or less the slaves of opinion."
Hazlitt, Political Essays)
"Nothing is more unjust or capricious than public opinion."
"Opinion is the queen of the world, because foolishness is the
queen of fools."