Whats Life for ?

Why Human r living in the World ? what for ? study from kindergarden till graduate from COllege or University then find a job, save money, marry, get a family...till go into Coffin?? can somebody tell me wat is life for?? the reason and purpose why we living ??
this is me, im cant imagine my FUTURE...wat will come to me next??(i forgot who took this photo for me in class, but thanks, its look nice -