A piece of tiny glass stuck at the surface of my sole!!!!!? PLEASE HELP!! It hurst BADLY!!?

I was running around barefooted & I felt a sharp pain on my right foot! I looked at it & saw sumthing sticks out & blood came out! The recognize the “sumthing” is a piece of tiny glass! I tried to pull it out but it hurt SOOO bad!!!! So, now the blood has dried & I still don’t know what to do. WHAT SHOULD I DO???!!! I’ve heard if you leave it in for a long time, it will go inside the body & needs surgery to remove it!! PLEASE HELP!! I’m only 14!!!!!!!!!