Theory Quotes

If the facts don't fit the theory, change the facts.
Albert Einstein

Change, Facts, Fit

I have just got a new theory of eternity.
Albert Einstein

There could be no fairer destiny for any physical theory than that it should point the way to a more comprehensive theory in which it lives on as a limiting case.
Albert Einstein

Destiny, Lives, Point

The things that will destroy America are prosperity-at-any-price, peace-at-any-price, safety-first instead of duty-first, the love of soft living, and the get-rich-quick theory of life.
Theodore Roosevelt

Life, Love, America

The moment a person forms a theory, his imagination sees in every object only the traits which favor that theory.
Thomas Jefferson

Person, Moment, Object

My theory has always been, that if we are to dream, the flatteries of hope are as cheap, and pleasanter, than the gloom of despair.
Thomas Jefferson

Hope, Dream, Despair

In theory there is no difference between theory and practice. In practice there is.
Yogi Berra

Between, Difference, Practice

An ounce of action is worth a ton of theory.
Ralph Waldo Emerson

Worth, Action, Ounce

Democracy is the theory that the common people know what they want, and deserve to get it good and hard.
H. L. Mencken

Good, Hard, Democracy

My theory on housework is, if the item doesn't multiply, smell, catch fire, or block the refrigerator door, let it be. No one else cares. Why should you?
Erma Bombeck

Fire, Why, Else

There is a theory which states that if ever anyone discovers exactly what the Universe is for and why it is here, it will instantly disappear and be replaced by something even more bizarre and inexplicable.There is another theory which states that this has already happened.
Douglas Adams

Why, Another, Here

We must respect the other fellow's religion, but only in the sense and to the extent that we respect his theory that his wife is beautiful and his children smart.
H. L. Mencken

Religion, Respect, Beautiful

I have a theory that the truth is never told during the nine-to-five hours.
Hunter S. Thompson

Let your religion be less of a theory and more of a love affair.
Gilbert K. Chesterton

Love, Religion, Less

I have a theory about the human mind. A brain is a lot like a computer. It will only take so many facts, and then it will go on overload and blow up.
Erma Bombeck

Mind, Human, Brain

The theory of Communism may be summed up in one sentence: Abolish all private property.
Karl Marx

May, Communism, Private

All theory, dear friend, is gray, but the golden tree of life springs ever green.
Johann Wolfgang von Goethe

Life, Friend, Tree

Creationists make it sound as though a 'theory' is something you dreamt up after being drunk all night.
Isaac Asimov

Drunk, Night, After

The world runs on individuals pursuing their self interests. The great achievements of civilization have not come from government bureaus. Einstein didn't construct his theory under order from a, from a bureaucrat. Henry Ford didn't revolutionize the automobile industry that way.
Milton Friedman

Great, Government, Self

It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.
Richard P. Feynman

Beautiful, Smart, Wrong

I cannot help fearing that men may reach a point where they look on every new theory as a danger, every innovation as a toilsome trouble, every social advance as a first step toward revolution, and that they may absolutely refuse to move at all.
Alexis de Tocqueville

My theory of evolution is that Darwin was adopted.
Steven Wright

Evolution, Adopted, Darwin

The theory seems to be that as long as a man is a failure he is one of God's children, but that as soon as he succeeds he is taken over by the Devil.
H. L. Mencken

God, Failure, Children

When a torrent sweeps a man against a boulder, you must expect him to scream, and you need not be surprised if the scream is sometimes a theory.
Robert Louis Stevenson

Him, Sometimes, Against

He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where he may cast.
Leonardo da Vinci

May, Knows, Practice

Never worry about theory as long as the machinery does what it's supposed to do.
Robert A. Heinlein

Long, Worry, Machinery

We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough.
Niels Bohr

Crazy, Feeling, Enough

Europe is so well gardened that it resembles a work of art, a scientific theory, a neat metaphysical system. Man has re-created Europe in his own image.
Aldous Huxley

Work, Art, System

Even if there is only one possible unified theory, it is just a set of rules and equations. What is it that breathes fire into the equations and makes a universe for them to describe?
Stephen Hawking

Fire, Universe, Makes

Morality is the theory that every human act must be either right or wrong, and that 99 % of them are wrong.
H. L. Mencken

Human, Wrong, Act

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