theory

Quotes about getting older

Edgar Watson Howe quote: “A young man is a theory…”

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Business quotes

James Cash Penney quote: “Theory is splendid, but until put into…”

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Mason Cooley

Mason Cooley quote: “First literature came to refer only to…”

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Comedian

Steven Wright quote: “My theory of evolution is that Darwin…”

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Gilbert K. Chesterton

Gilbert K. Chesterton quote: “Let your religion be less of a…”

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Niels Bohr

Niels Bohr quote: “Your theory is crazy, but it’s not…”

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H. L. Mencken

H. L. Mencken quote: “We must respect the other fellow’s religion…”

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Niels Bohr

Niels Bohr quote: “We are all agreed that your theory…”

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Albert Einstein

Albert Einstein quote: “There could be no fairer destiny for…”

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H. L. Mencken

H. L. Mencken quote: “The theory seems to be that as…”

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Quotes from writers

Thomas Mann quote: “The Freudian theory is one of the…”

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H. L. Mencken

H. L. Mencken quote: “Morality is the theory that every human…”

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Author quotes

Marcel Proust quote: “In theory one is aware that the…”

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Albert Einstein

Albert Einstein quote: “If the facts don’t fit the theory…”

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H. L. Mencken

H. L. Mencken quote: “A professor must have a theory as…”

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Quotes from writers

Robert A. Heinlein quote: “Never worry about theory as long as…”

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Quotes from presidents

Thomas Jefferson quote: “My theory has always been, that if…”

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Artist

Leonardo da Vinci quote: “He who loves practice without theory is…”

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Author quotes

Samuel Johnson quote: “All theory is against freedom of the…”

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Oliver Wendell Holmes

Oliver Wendell Holmes quote: “Even for practical purposes theory generally turns…”

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Johann Wolfgang von Goethe

Johann Wolfgang von Goethe quote: “All theory, dear friend, is gray, but…”

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Erma Bombeck

Erma Bombeck quote: “My theory on housework is, if the…”

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Erma Bombeck

Erma Bombeck quote: “I have a theory about the human…”

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Herbert Spencer

Herbert Spencer quote: “An argument fatal to the communist theory…”

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Adam Smith

Adam Smith quote: “The theory that can absorb the greatest…”

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Quotes from writers

Robert Louis Stevenson quote: “When a torrent sweeps a man against…”

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Poet quotes

Walt Whitman quote: “The whole theory of the universe is…”

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Poet quotes

Ralph Waldo Emerson quote: “An ounce of action is worth a…”

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History quotes

Napoleon Bonaparte quote: “In order to govern, the question is…”

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Ludwig Wittgenstein

Ludwig Wittgenstein quote: “Philosophy is not a theory but an…”

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