... theoretical physics is less clean than the way it's usu… - Carlo Rovelli

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... theoretical physics is less clean than the way it's usually solved. You can always change parameters and save yourself. ... it's very rare that theories are ruled out by just an experiment or a group of experiments. Theories usually come with flexibility. Theoreticians can add flexibility. And so new experiments — you can just patch up your theory.

Carlo Rovelli

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About Carlo Rovelli

Carlo Rovelli (born May 3, 1956) is an Italian physicist and cosmologist working in the field of quantum gravity. In 1988, Carlo Rovelli, Lee Smolin and Abhay Ashtekar introduced a theory of quantum gravity denoted loop quantum gravity.

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Lee Smolin Julian Barbour Gerald James Whitrow Arthur Eddington Tim Maudlin

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But it isn’t absence that causes sorrow. It is affection and love. Without affection, without love, such absences would cause us no pain. For this reason, even the pain caused by absence is, in the end, something good and even beautiful, because it feeds on that which gives meaning to life.

In his youth Albert Einstein spent a year loafing aim- lessly. You don’t get anywhere by not ‘wasting’ time – something, unfortunately, which the parents of teenagers tend frequently to forget.

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... theoretical physics is less clean than the way it's usually solved. You can always change parameters and save yourself. ... it's very rare that t… - Carlo Rovelli

About Carlo Rovelli

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