What do you mean by failure in life?

I personally understand the failure of life, just like in the process of painting, there may be a dissatisfaction, but you can't change it. There is another sentence in the writing process that you are particularly dissatisfied with, which affects your whole work. In fact, these are all artistic failures. There are many failures in life, such as the failure of your career, the failure of love and other aspects. Maybe when you have experienced many glories in your life, there is always a place that is not in harmony with the scenery. So I call it the failure of life, but the failure of life is also a kind of wealth, because it

Will make you work harder in the future.