What happen when u are gone.....

When u are young u keep playing.....When u are teen u keep learning.......When u are adult u keep working.....When u are old u keep thinking.....Thinking about what??What happen when u are gone......If u are gonna restart ur life being a baby?Or u be a soul that look after the future?Or u be reborn as another character??Some reason u can't know what happen when u are gone...Many people say u are lucky when u are still right now....Many lifes in this world....That no way u can say i wasting my life at this world...If u saying like that....Why the god let u stay?He/She give us a life to learn thing from this world....