Today, the American streets are getting worse and not safer with the increasing drug problem, threats, and just so much anger and tension. This state of mind that many people are in is often described as the mysterious illusion psychological edge called the “killer instinct.” Probably every instructor in America would tell you that without time and “Killer instinct” it is impossible to survive on the streets today. If you don’t have it, you think you might die at the end of some desperate drug user’s weapon. The killer instinct is more in sports karate or, at least, in the system of wushu, and this may be true. But, to
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