Knowing others is wisdom, knowing yourself is Enlightenment.

Those who fail to learn the lessons of history are doomed to repeat them.

If you want the present to be different from the past, study the past.

The great difficulty in education is to get experience out of ideas.

The whole of science is nothing more than a refinement of everyday thinking.

The man who is fond of books is usually a man of lofty thought, and elevated opinions.

Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.

You can never learn less, you can only learn more.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

An investment in knowledge pays the best interest.

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

Real learning comes about when the competitive spirit has ceased.

Reading without reflecting is like eating without digesting.

Make it a rule never to give a child a book you would not read yourself.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.

Common sense is the collection of prejudices acquired by age eighteen.

Education is an ornament for the prosperous, a refuge for the unfortunate.

If I have seen further it is by standing on the shoulders of Giants.

A little knowledge that acts is worth infinitely more than much knowledge that is idle.