What is "it" 6?

Nothing is closer to you than “it.” Although we know “it” really well, we sometimes don’t understand “it.” Even though “it” is closest to you, it was given by others. In most cases, if you see through, comprehend, and accept “it,” you may become the happiest person ever. Although it seems to be the most important thing to you, you might give it away so easily to another person or others. Then, what is “it?”