Most people have never learned that one of the main aims in life is to enjoy it.

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

Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.

Science is what we have learned about how to keep from fooling ourselves.

Knowledge becomes evil if the aim be not virtuous.

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

Civilization is a race between disaster and education.

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

A little knowledge is a dangerous thing. So is a lot.

Education is a system of imposed ignorance.

No man's knowledge here can go beyond his experience.

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.

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

The ability to observe without evaluating is the highest form of intelligence.

Reading without reflecting is like eating without digesting.

If you're teaching today what you were teaching five years ago, either the field is dead or you are.

To every action there is always an equal and opposite or contrary, reaction

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

We could never learn to be brave and patient, if there were only joy in the world

I cannot live without books.

It isn't what we don't know that gives us trouble, it's what we know that ain't so.