537 Quotes About Uncertainty

  • Author Michael Lewis
  • Quote

    A lot of what people did and said when they "predicted" things, Morey now realized, was phony: pretending to know things rather than actually knowing things. There were a great many interesting questions in the world to which the only honest answer was, "It's impossible to know for sure".

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  • Author Frank Hyneman Knight
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    Uncertainty must be taken in a sense radically distinct from the familiar notion of Risk, from which it has never been properly separated..... It will appear that a measurable uncertainty, or "risk" proper.... is so far different from an unmeasurable one that it is not in effect an uncertainty at all.

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  • Author David Smail
  • Quote

    On the whole, people deceive themselves through lack of courage rather than lack of clarity about the predicament in which they find themselves-- one may deceive oneself because one lacks the courage to face the implications of one's experience, or simply because that experience is so confused and puzzling that one opts for a relatively non-threatening interpretation of it.

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