Not much. Basically: 1) Bad thing happens 2) Brain says 'Has this happened before?' 3) If no, ignore (file away) 4) If yes, has it happened once or multiple ti

Not much. Basically: 1) Bad thing happens 2) Brain says 'Has this happened before?' 3) If no, ignore (file away) 4) If yes, has it happened once or multiple times 5) If once, ignore 6) If multiple times, work out a solution So all I have to do is rely on my memory.