No man has any natural authority over his fellow men.
Jean-Jacques Rousseau

The authority of those who teach is often an obstacle to those who want to learn.
Marcus Tullius Cicero

Authority is never without hate.
Euripides

New faces have more authority than accustomed ones.
Euripides

The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin.
Thomas Huxley

Every great advance in natural knowledge has involved the absolute rejection of authority.
Thomas Huxley

The ultimate court of appeal is observation and experiment... not authority.
Thomas Huxley

Think for yourself and question authority.
Timothy Leary

Truth is the daughter of time, not of authority.
Francis Bacon

I harbored a lot of resentment as a teenager and as a young adult. I still have a problem with authority, I'm trying to listen!
Nikki Sixx

No authority is higher than reality.
Peter Nivio Zarlenga

Crime in full glory consolidates authority by the sacred fear it inspires.
Emile M. Cioran

The natural liberty of man is to be free from any superior power on Earth, and not to be under the will or legislative authority of man, but only to have the law of nature for his rule.
Samuel Adams

But I recognize no infallible authority, even in special questions; consequently, whatever respect I may have for the honesty and the sincerity of such or such an individual, I have no absolute faith in any person.
Mikhail Bakunin

Does it follow that I reject all authority? Perish the thought. In the matter of boots, I defer to the authority of the boot-maker.
Mikhail Bakunin

I bow before the authority of special men because it is imposed upon me by my own reason.
Mikhail Bakunin

If you're going to kick authority in the teeth, you might as well use two feet.
Keith Richards

People are so afraid of authority figures and doctors are authority figures.
Martha Beck

Those who enjoy responsibility usually get it; those who merely like exercising authority usually lose it.
Malcolm Forbes

American democracy must be a failure because it places the supreme authority in the hands of the poorest and most ignorant part of the society.
Thomas Babington