The exact contrary of what is generally believed is often the truth
faith
A selected quote by Jean de La Bruyère.
The exact contrary of what is generally believed is often the truth
Related
Optimist: A proponent of the doctrine that black is white
... when you have eliminated the impossible, whatever remains, however improbable, must be the truth
Cynic: A blackguard whose faulty vision sees things as they are, not as they ought to be
Opposition: In politics the party that prevents the Government from running amuck by hamstringing it.
A thing is not necessarily true because a man dies for it.