Slang an what i want to know

Wow slang is a very big topic. It comes from many dialects that have been put together by different people and words. I want to know the roots of slang. This goes form texting slang an slang that is used around the world. I want to learn more about this so i can see why i use it an how it came out in the world. Its a very widely used dialect an ineed to know why we use it.