.People normally, if there is no sounds simple. There may be small or big bass and treble. The ancients said. If a man has many sound while talking normally, that is, people successfully. Because it was that the course, what is not.While talking, I'll do a high voice, low voice, sound, small voice around, but in this way, when the rare and rare seems to be even more magical power. This belief even more accurate if there is away from them as well.