The distinction between the past, present and future is only a stubbornly persistent illusion.
When you are courting a nice girl an hour seems like a second. When you sit on a red-hot cinder a second seems like an hour. That's relativity.
As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality.
We still do not know one thousandth of one percent of what nature has revealed to us.
No problem can be solved from the same level of consciousness that created it.
You ask me if I keep a notebook to record my great ideas. I've only ever had one.
Heroism on command, senseless violence, and all the loathsome nonsense that goes by the name of patriotism - how passionately I hate them!
The process of scientific discovery is, in effect, a continual flight from wonder.
The fear of death is the most unjustified of all fears, for there's no risk of accident for someone who's dead.
The monotony and solitude of a quiet life stimulates the creative mind.
Technological progress is like an axe in the hands of a pathological criminal.
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.
The environment is everything that isn't me.
Human beings must have action; and they will make it if they cannot find it.
You can never solve a problem on the level on which it was created.
Whoever undertakes to set himself up as a judge of Truth and Knowledge is shipwrecked by the laughter of the gods.
The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe.
Anger dwells only in the bosom of fools.
You cannot simultaneously prevent and prepare for war.
I want to go when I want. It is tasteless to prolong life artificially. I have done my share; it is time to go. I will do it elegantly.
We cannot solve our problems with the same thinking we used when we created them.
Any man who can drive safely while kissing a pretty girl is simply not giving the kiss the attention it deserves.
True art is characterized by an irresistible urge in the creative artist.
Let every man be respected as an individual and no man idolized.
I never think of the future - it comes soon enough.
Knowledge of what is does not open the door directly to what should be.
God does not play dice.
Politics is for the present, but an equation is for eternity.
In order to be an immaculate member of a flock of sheep, one must above all be a sheep oneself.
It's not that I'm so smart, it's just that I stay with problems longer.
Pure mathematics is, in its way, the poetry of logical ideas.
There are two ways to live: you can live as if nothing is a miracle; you can live as if everything is a miracle.
The world is a dangerous place to live; not because of the people who are evil, but because of the people who don't do anything about it.
The only source of knowledge is experience.
A table, a chair, a bowl of fruit and a violin; what else does a man need to be happy?