If you don't behave as you believe, you will end by believing as you behave.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

I hear and I forget. I see and I remember. I do and I understand.

And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.

The greatest minds are capable of the greatest vices as well as of the greatest virtues.

Science has not yet taught us if madness is or is not the sublimity of the intelligence.

The first thing you'll have to do, is the last thing you wished.

I've come to believe that all my past failure and frustration were actually laying the foundation for the understandings that have created the new level of living I now enjoy.

Each problem that I solved became a rule which served afterwards to solve other problems.

Tomorrow hopes we have learned something from yesterday.

Intelligence is the ability to adapt to change.

For beautiful eyes, look for the good in others; for beautiful lips, speak only words of kindness; and for poise, walk with the knowledge that you are never alone.

This is something basic to be understood: the ego must come to a peak, it must be strong, it must have attained an integrity only then can you dissolve it.

The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.

What's done can't be undone.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

Most of us have far more courage than we ever dreamed possible

It is always advisable to perceive clearly our ignorance.

The only way to get the best of an argument is to avoid it.

We are all born ignorant, but one must work hard to remain stupid

To a wise and good man the whole earth is his fatherland.