Carl Sagan Quotes

To know yet to think that one does not know is best; Not to know yet to think that one knows will lead to difficulty.

I don't think ignorance is a way that you gain distance on something.

What we don't understand we can make mean anything.

The will to label will always prevail over what's being labeled, usually at the expense of either truth or understanding.

If you are sure you understand everything that is going on, you are hopelessly confused.

Well isn’t that one thing you’re all the more wise for? Age has taught you something. It seems to me that you know the big secret. That nobody knows what’s going on

Understanding is but the sum of misunderstandings.

For only when I err do I get away from what I know and what I understand. If "truth" were what I can understand, it would end up being but a small truth, my-sized. Truth must reside precisely in what I shall never understand.

I never can feel certain of any truth, but from a clear perception of its beauty.

From whatever you wish to know and measure you must take your leave, at least for a time. Only when you have left the town can yousee how high its towers rise above the houses.

Those who hear and do not understand are like the deaf. Of them the proverb says: "Present, they are absent."

You may have noticed that the less I know about a subject the more confidence I have, and the more new light I throw on it.

We fear only what we haven’t understood.

The people may be put into the way they should go, though they may not be put into the way of understanding it.

It is always advisable to perceive clearly our ignorance.

It is ignorance that causes most mistakes.

Doubt is really a groping ignorance.

The more I see, the less I know.

She saw something awful in the very simplicity she failed to understand.

Error, when she retraces her steps, has farther to go before she can arrive at truth than ignorance.

Everybody calls "clear" those ideas which have the same degree of confusion as his own.

Error is worse than ignorance.

Everything you say is boring and incomprehensible, but that alone doesn't make it true.

It is ill to praise, and worse to blame, the thing which you do not understand.