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

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

One test of the correctness of educational procedure is the happiness of the child.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

Knowing others is wisdom, knowing yourself is Enlightenment.

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

The fullness of knowledge only comes through the awareness of ignorance.

The knowledge of all things is possible

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

An investment in knowledge pays the best interest.

Real knowledge is to know the extent of one's ignorance.

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.

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

It is what you read when you don't have to that determines what you will be when you can't help it.

I like poems you can tack all over with a hammer and there are no hollow places.

It is beyond a doubt that all our knowledge begins with experience.

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

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

A witty saying proves nothing.