The advancement and diffusion of knowledge is the only guardian of true liberty.

He who possesses art and science has religion; he who does not possess them, needs religion.

I was bold in the pursuit of knowledge, never fearing to follow truth and reason to whatever results they led, and bearding every authority which stood in their way.

Those who have knowledge, don’t predict. Those who predict, don’t have knowledge.

There is a single light of science, and to brighten it anywhere is to brighten it everywhere.

Education is what remains after one has forgotten what one has learned in school.

I’m strictly for Stevenson. I don’t dig the intellectual bit, but I’m telling you, man, he knows the most.

Reading is equivalent to thinking with someone else’s head instead of with one’s own.

Although nature commences with reason and ends in experience it is necessary for us to do the opposite, that is to commence with experience and from this to proceed to investigate the reason.

The study and knowledge of the universe would somehow be lame and defective were no practical results to follow.

I wash my hands of those who imagine chattering to be knowledge, silence to be ignorance, and affection to be art.

All our knowledge has its origins in our perceptions.

Entire ignorance is not so terrible or extreme an evil, and is far from being the greatest of all; too much cleverness and too much learning, accompanied with ill bringing-up, are far more fatal.

How many things there are concerning which we might well deliberate whether we had better know them.

Education is important because it prepares you for life.

There are in fact two things, science and opinion; the former begets knowledge, the latter ignorance.

Our ambition should be to rule ourselves, the true kingdom for each one of us; and true progress is to know more, and be more, and to do more.

The bookful blockhead, ignorantly read, With loads of learned lumber in his head.

Science investigates; religion interprets. Science gives man knowledge which is power; religion gives man wisdom which is control.

You don’t have to burn books to destroy a culture. Just get people to stop reading them.

To be conscious that you are ignorant of the facts is a great step to knowledge.

All the interests of my reason, speculative as well as practical, combine in the three following questions: 1. What can I know? 2. What ought I to do? 3. What may I hope?

After all manner of professors have done their best for us, the place we are to get knowledge is in books. The true university of these days is a collection of books.

No man should escape our universities without knowing how little he knows.

The goal of education is the advancement of knowledge and the dissemination of truth.

When you know a thing, to hold that you know it, and when you do not know a thing, to allow that you do not know it – this is knowledge.

A learned blockhead is a greater blockhead than an ignorant one.

The best books… are those that tell you what you know already.

Experience which was once claimed by the aged is now claimed exclusively by the young.

Many admire, few know.

We dance round in a ring and suppose, but the secret sits in the middle and knows.

The knowledge of God is very far from the love of Him.

Shun no toil to make yourself remarkable by some talent or other; yet do not devote yourself to one branch exclusively. Strive to get clear notions about all. Give up no science entirely; for science is but one.

To learn something but not to do is really not to learn. To know something but not to do is really not to know.

We know accurately only when we know little, with knowledge doubt increases.

The old believe everything, the middle-aged suspect everything, the young know everything.

To penetrate and dissipate these clouds of darkness, the general mind must be strengthened by education.

We have no right to express an opinion until we know all of the answers.

The word ‚belief‘ is a difficult thing for me. I don’t believe. I must have a reason for a certain hypothesis. Either I know a thing, and then I know it – I don’t need to believe it.

The endeavor to understand is the first and only basis of virtue.

Electrical science has revealed to us the true nature of light, has provided us with innumerable appliances and instruments of precision, and has thereby vastly added to the exactness of our knowledge.

You can’t say civilization don’t advance… in every war they kill you in a new way.

Prices are important not because money is considered paramount but because prices are a fast and effective conveyor of information through a vast society in which fragmented knowledge must be coordinated.

Between the ages of fifteen and twenty-four, I must have read a whole library.

Ignorance, the root and stem of all evil.

The highest form of ignorance is when you reject something you don’t know anything about.

Knowledge of the past and of the places of the earth is the ornament and food of the mind of man.

I never desire to converse with a man who has written more than he has read.

Knowledge will forever govern ignorance; and a people who mean to be their own governors must arm themselves with the power which knowledge gives.

Knowledge is power.

Thought must be divided against itself before it can come to any knowledge of itself.

I am not ashamed to confess that I am ignorant of what I do not know.

It is not when truth is dirty, but when it is shallow, that the lover of knowledge is reluctant to step into its waters.

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion.

Knowledge is love and light and vision.

I grow daily to honour facts more and more, and theory less and less. A fact, it seems to me, is a great thing; a sentence printed, if not by God, then at least by the Devil.

New knowledge is the most valuable commodity on earth. The more truth we have to work with, the richer we become.

I am not one who was born in the possession of knowledge; I am one who is fond of antiquity, and earnest in seeking it there.

Experience without theory is blind, but theory without experience is mere intellectual play.

The more you know the less you need to say.

The first step in a person’s salvation is knowledge of their sin.