Diaries-by-Engramme

i want create a diaries via engramme. the man never forgets really anything. The memories are related to emotions, the one that flee most in us can resurface following a similar present event. Even if the exact memory (image, time, place ..) does not return us exactly, spring. What explains that for a certain small emotional accident falls into depression or into an uncontrolled euphoria.The program I want to create is a diary imitating the functioning of the brain to effectively record memories.