2 and 3 are probably a consequence of 1 because a human being with fewer information will look irrational to someone with more information.
142 karma · joined July 29, 2009
Of course you can't be 100% sure that you are going to be successful. But you must try to increase your probabilities as much as you can, trying to predict your probabilities as accurate as you can.
As Laplace said: "Life's most important questions are, for the most part, nothing but probability problems".
If you don't like other people opinions then you can always do Mathematics. The paradise where other people opinions don't care.