Do i quit now???please help urgent

yar,once upon a Time i was a Ranker in both university + ca-pcc, Life had a Turn,dad left me and also my grand paa last month, I manage my Ancestral Business, Earn Good but i don't get interest to study, in shop when i sit, customers come and i get distracted then i get Annoyed, My nature Became Rough and always i feel Angry,even for small things.I didn't write last 4 Attempts, Postponing every time B.COZ i want a RANK, i want the Lost RESPECT Back, I am ranker in CA-Pcc,Do i quit NOW??