Do you remember any other challenges you had to overcome that relate to each main point in the story? Did you move? Were you ill? Did anyone close to you die? Did any of these people or events affect the choices you made during that stage of your life? Do you remember any amusing or embarrassing incidents related to this success or failure? What high points and low points do you recall? Was a specific holiday or celebration memorable? A specific meal or car ride?
If your writing is atrocious, or if you just need some help getting your thoughts in order, consider hiring a ghostwriter or a professional personal historian. Celebrities do it all the time. There is also a software that allows you to type your answers into a template on your computer, thus solving the problem of less-than-perfect handwriting. Many people also choose to type directly into an online template.
The idea is not to delude yourself that bad things are actually good. It is, instead, to find meaning in the progression from one event to the next. It is to recognize that everything constantly changes. In your life, you will move from triumph to heartbreak to boredom and back again, sometimes in the space of a single day. What are you to make of so many emotions, so many events?