# Prof. Aswath Damodaran on the most dangerous sentence in finance

1 Faculty News June 5, 2012 ![The Gobe and Mail logo](/sites/default/files/styles/246w/public/assets/images/con_030719.jpg?itok=syM8EjNA)>

Excerpt from [The Globe and Mail](http://www.theglobeandmail.com/globe-investor/markets/market-blog/words-an-investor-should-never-utter/article4231914/) -- "Remember those seven words, they're the seven most deadly words in investing and valuation. They Must Know Something That I Don't. When the stock is at $640, \[but\] you come up with a value of $200. What's your rational side saying? Don't buy that stock, right? Then you hear this voice… they must know something that you don't...."

[Read more](http://www.theglobeandmail.com/globe-investor/markets/market-blog/words-an-investor-should-never-utter/article4231914/)

Additional coverage appeared in [Business Insider](http://www.businessinsider.com/damodaran-these-are-the-seven-most-dangerous-words-in-investing-2012-6).