Know what you are talking about.

They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

Seek knowledge from the cradle to the grave.

To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.

The first principle is that you must not fool yourself and you are the easiest person to fool.

Reading without reflecting is like eating without digesting.

If the facts don't fit the theory, change the facts.

Many much-learned men have no intelligence.

I am indebted to my father for living, but to my teacher for living well.

To educate a person in the mind but not in morals is to educate a menace to society.

Education is the kindling of a flame, not the filling of a vessel.

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

He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.

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

Free the child's potential, and you will transform him into the world.

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

Necessity is the mother of invention.

Men are born ignorant, not stupid. They are made stupid by education.

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.

Any sufficiently advanced technology is indistinguishable from magic.

A thought is an idea in transit.