Just Four Letters

If you take four letters. And put them together. It becomes a powerful word. But it weighs less than a feather. Sometimes its the best thing. You can feel in your life. Sometimes its the worst thing. It can put you in alot of strife. It can do so much for you. But it can also take alot away to. You should never thrown it around. That's not something you wanna do. If this word is abused it can destroy. But if its used in the right ways. The possibility are endless. You will have so many brighter days. I don't even have to say this word. I just hope you know what to do. Take care of these four letters. So it can take care of you!!