One can be cautious without being overly cautious. And one can prudently take risks. An example of stupid behavior might be betting $10,000 that you will win t

One can be cautious without being overly cautious. And one can prudently take risks. An example of stupid behavior might be betting $10,000 that you will win the office March Madness pool, because you personally know the coach of Duke and are just convinced that he is a winner that will go all the way. That's stupid. But if you are Warren Buffet and bet $1 billion (with a 'b') that no one at all will correctly call every game in this years NCAA basketball tournament[0], that's not stupid, that's informed and prudent risk-taking. [0] http://time.com/34358/no-one-won-warren-buffetts-1-billion-bracket-challenge/ http://time.com/34358/no-one-won-warren-buffetts-1-billion-b...