Doubt Quotes

Most popular doubt quotes

A doubtful friend is worse than a certain enemy.
Doubts, like facts, are stubborn things.
Doubt springs eternal in the human breast.


Doubt is not below knowledge, but above it.
Modest doubt is call'd the beacon of the wise.
Love and doubt have never been on speaking terms.
Doubt is to certainty as neurosis is to psychosis.


Doubt is a necessary precondition to meaningful action.
To believe with certainty, we must begin with doubting.


A quart of doubt to an ounce of truth is the safest brew.
I respect faith, but doubt is what gets you an education.
Life is doubt,
And faith without doubt is nothing but death.
Doubt isn't the opposite of faith; it is an element of faith.
Doubt springs from the mind; faith is the daughter of the soul.


Doubt comes in at the window, when Inquiry is denied at the door.
Believe those who are seeking the truth; doubt those who find it.


Doubt is a pain too lonely to know that faith is his twin brother.


Doubt must be no more than vigilance, otherwise it can become dangerous.
Doubt is part of all religion. All the religious thinkers were doubters.
There lives more faith in honest doubt,
Believe me, than in half the creeds.

creeds faith

The greatest leaders in God's tribe have been those men who have left room for doubt.


Our doubts are traitors
And make us lose the good we oft might win
By fearing to attempt.


Doubt is the vestibule which all must pass, before they can enter into the temple of wisdom.
Doubt is the vestibule through which all must pass before they can enter into the temple of wisdom.
I think there is no suffering greater than what is caused by the doubts of those who want to believe.
Faith and doubt both are needed—not as antagonists but working side by side—to take us around the unknown curve.
Faith and doubt both are needed—not as antagonists, but working side by side to take us around the unknown curve.


The doubter is a true man of science; he doubts only himself and his interpretations, but he believes in science.


Give me the benefit of your convictions, if you have any; but keep your doubts to yourself, for I have enough of my own.


To believe is very dull.  To doubt is intensely engrossing.  To be on the alert is to live, to be lulled into security is to die.
To doubt everything or to believe everything are two equally convenient solutions; both dispense with the necessity of reflection.


If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts, he shall end in certainties.


The first key to wisdom is constant and frequent questioning... for by doubting we are led to questioning and by questioning we arrive at the truth.

asking questions

Can that which is the greatest virtue in philosophy, Doubt (called "the father of inventions" by Galileo), be in religion what the priests term it, the greatest of sins?
There is nothing more dreadful than the habit of doubt. Doubt separates people. It is a poison that disintegrates friendships and breaks up pleasant relations. It is a thorn that irritates and hurts; it is a sword that kills.
All human progress, even in morals, has been the work of men who have doubted the current moral values, not of men who have whooped them up and tried to enforce them. The truly civilized man is always skeptical and tolerant, in this field as in all others. His culture is based on "I am not too sure."

morals progress