The freedom of thought is a sacred right of every…

Ultimately, America's answer to the intolerant man is diversity, the very diversity which our heritage of religious freedom has inspired.

— Robert Kennedy

the fundamental right of freedom of thought and expression is essential. If you curtail what the other fellow says and does, you curtail what…

— Eleanor Roosevelt

It appears to me (whether rightly or wrongly) that direct arguments against Christianity and theism produce hardly any effect on the public; It appears…

— Charles Darwin

But now, I, August Comte, have discovered the truth. Therefore, there is no longer any need for freedom of thought or freedom of the…

— Auguste Comte

Intellectual freedom is essential -- freedom to obtain and distribute information, freedom for open-minded and unfearing debate and freedom from pressure by officialdom and…

— Andrei Sakharov

From a comparative perspective, the United States is unusual if not unique in the lack of restraints on freedom of expression. It is also…

— Noam Chomsky

I always strive for freedom: freedom of thought and expression.

— Lykke Li

There should be complete freedom of thought for a progressive society.

— Sherlyn Chopra

If mankind is to profit freely from the small and sporadic crop of the heroically gifted it produces, it will have to cultivate the…

— Wilfred Trotter

“However much we champion freedom of thought, we actually spend much of our time censoring input. We seek out publications that mirror or support…

— Robert Trivers

There is nothing wrong with intellectual differences flowing from freedom of thought as long as such differences remain confined to intellectual debates.

— Pervez Musharraf

“When the Christian Crusaders in the East came into collision with that invincible order of assassins, that order of free spirits par excellence, whose…

— Friedrich Nietzsche

“Among those liberties which we in this UNION claim for the child, due to him as a person, is freedom of thought, the function…

— Parents' National Education Union

The strongest reason for giving woman all the opportunities of higher education, for the full development of her faculties, forces of mind and body;…

— Elizabeth Cady Stanton

Heresy is only another word for freedom of thought.

— Graham Greene