Why do you want to give up on life when God hasn't given up on you? He believes in you that you are going to make a headway soon and that's why he keeps preserving your life to keep the hope alive. So all you could do to appreciate him is to live life to the fullest while overcoming your struggles. Keep in touch with friends, don't be too busy to share quality time with your family. Be warm and show kindness to your neighbors and colleagues. Your actions and appearance doesn't have show what you have been through or what you are passing through! I am alive and I am not giving up till I fulfill my purpose.