We all know that light travels faster than sound. That's why certain people appear bright until you hear them speak.

The gift of fantasy has meant more to me than my talent for absorbing positive knowledge.

If you can't explain it to a six year old, you don't understand it yourself.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Joy in looking and comprehending is nature's most beautiful gift.

Everything must be made as simple as possible. But not simpler.

Few people are capable of expressing with equanimity opinions which differ from the prejudices of their social enviroment. Most people are incapable of forming such opinions.

Strange is our situation here on Earth. Each of us comes for a short visit, not knowing why, yet sometimes seeming to divine a purpose. From the standpoint of daily life, however, there is one thing we do know: that man is here for the sake of other men - above all for those upon whose smiles and well-being our own happiness depends.

Never do anything against conscience even if the state demands it.

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

You never fail until you stop trying.

I must be willing to give up what I am in order to become what I will be.

Only a life lived for others is a life worthwhile.

Try not to become a man of success. Rather become a man of value.

Only those who attempt the absurd can achieve the impossible.

Love is a better teacher than duty.

Imagination is everything. It is the preview of life's coming attractions.

If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.

Blind belief in authority is the greatest enemy of truth.

He who can no longer pause to wonder and stand rapt in awe, is as good as dead; his eyes are closed.

Once we accept our limits, we go beyond them.

The most beautiful experience we can have is the mysterious. It is the fundamental emotion that stands at the cradle of true art and true science.

Look deep into nature, and then you will understand everything better.

Logic will get you from A to B.
Imagination will take you everywhere.

Any fool can know. The point is to understand.”

A happy man is too satisfied with the  present to dwell too much on the future.

The best way to cheer yourself is to cheer somebody else up.

True religion is real living; living with all one's soul, with all one's goodness and righteousness.

Without deep reflection one knows from daily life that one exists for other people.

The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.

Intellectual growth should commence at birth and cease only at death.

We cannot solve our problems with the same thinking we used when we created them.

A calm and modest mind brings more happiness than the pursuit of success combined with constant restlessness.

Our task must be to free ourselves by widening our circle of compassion to embrace all living creatures and the whole of nature and its beauty.

Education is not the learning of facts, but the training of the mind to think.

The true sign of intelligence is not knowlege but imagination.

Peace cannot be kept by force; it can only be achieved by understanding.

Whoever is careless with the truth in small matters cannot be trusted with important matters.

Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution. It is, strictly speaking, a real factor in scientific research.

Where there is love, there is no imposition.

The important thing is not to stop questioning. Curiosity has its own reason for existing.

We are all very ignorant. What happens is that not all ignore the same things.

If you always do what you always did, you will always get what you always got.

Creativity is intelligence having fun.

Strive not to be a success, but rather to be of value.

I speak to everyone in the same way, whether he is the garbage man or the president of the university.

Nothing happens until something moves.

Your imagination is your preview of life's coming attractions.

Anyone who has never made a mistake has never tried anything new.

Few are those who see with their own eyes and feel with their own hearts.

What is right is not always popular and what is popular is not always right.

Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.

Never memorize something that you can look up.

Learning is an experience.
Everything else is just information.

Once you stop learning,
you start dying.

There comes a point in your life when you need to stop reading other people's books and write your own.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.

Try not to become a man of success.
Rather become a man of value.

A clever person solves a problem.
A wise person avoids it.

The measure of intelligence is the ability to change.

A ship is always safe at the shore,
but that is NOT what it is built for.

Great spirits have always encountered violent opposition from mediocre minds.

If a cluttered desk is a sign of a cluttered mind, of what, then, is an empty desk a sign?

Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.

Intellectuals solve problems, geniuses prevent them.