Before God we are all equally wise - and equally foolish.

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

Try not to become a man of success, but rather try to become a man of value.

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

The true sign of intelligence is not knowledge but imagination.

Education is what remains after one has forgotten what one has learned in school.

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

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

I have no special talent. I am only passionately curious.

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

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

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

The difference between stupidity and genius is that genius has its limits.

Pure mathematics is, in its way, the poetry of logical ideas.

Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.

A person who never made a mistake never tried anything new.

Weakness of attitude becomes weakness of character.

If you can't explain it simply, you don't understand it well enough.

Science without religion is lame, religion without science is blind.

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

It's not that I'm so smart, it's just that I stay with problems longer.

Common sense is the collection of prejudices acquired by age eighteen.

Imagination is more important than knowledge.

Put your hand on a hot stove for a minute and it seems like an hour. Sit with a pretty girl for an hour, and it seems like a minute. That's relativity.

Coincidence is God's way of remaining anonymous.

The hardest thing to understand in the world is the income tax.

There are two ways to live: you can live as if nothing is a miracle; you can live as if everything is a miracle.

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

Memory is deceptive because it is colored by today's events.

Anger dwells only in the bosom of fools.

Technological progress is like an axe in the hands of a pathological criminal.