Have by you how clever, how rich, have power and influence more, that one the person's indignant instant, intelligence quotient is 0, after passing one minute, return to normal. Remember: When must not annoying, do any decision-making! Say, it is a kind of ability; Do not say, it is a kind of wisdom. One can control the person of undesirable mood, more powerful than a person that can take a city. 1, urgent matter, say slowly2, bagatelle, say humorously3, the job that did not hold, careful ground says4, the job that did not produce, do not want bullshit5, impracticable thing, do not speak carelessly6, the thing that injures a person, cannot say