In ancient Greece, Socrates was known to have great knowledge and was very honorable. One day, a woman met him and said, "Do you know what I just heard about your best friend?" "Wait a moment," Socrates answered; "Before you tell me anything, I will give you a simple test called the Triple Filter Test." The first filter is TRUTHFULNESS: "Are you sure that what you are going to tell me is true?". "No, actually, I JUST HEARD ISSUES about it," the woman replied. "Good," said Socrates. "So you're not sure it's true? Ok, now I'll give you the second filter." The second filter is GOODNESS: "Is what you are going to say about my friend something good?" "No, quite the opposite..." answered the woman. So, Socrates continues, "you will tell something bad about him, but you are not sure whether it is true. Well, you still have one more chance; there is still one more filter, namely the third