Think of someone you know that seems pretty happy about life. How would you describe their attitude? Are they kidding themselves? Are they ignoring the ugly truth about life that's right in front of their eyes and pretending that some happy fantasy world that exists only in their heads is real? Well, guess what. That is exactly how every happy person in the world acts. And the really strange thing is that it's OK. Because the reason that you are unhappy is that you have constructed a fantasy world just as complete and just as removed from the "facts" as the Pollyanna imaginings that you so despise in those happy people.
Reality is in fact neither good nor bad, it is a very plastic inkblot sort of thing that can be bent and twisted in many directions depending on your beliefs. WHAT! you say? What about THE TRUTH? Well, that's a complicated question and it gets into the meaning of life bit that we haven't gotten to yet, but suffice it to say that what is REALLY going on is so strange, so complex, and so far beyond our everyday understanding, that it bears no relationship to what you think of as "reality", "truth", or "reason".
Good and bad, happy and sad, these are notions that you are imposing on the world around you.
There is no such thing as Justice
It is an illusion. A myth. A fairy tale. Life really isn't fair. The question is, why do you think it's supposed to be? Who started that idea? Job? The people who tried to put a good face on beating people up by inventing the Queensbury Rules? We don't know.
Justice sounds like a good idea because it sort of equalizes the pain. I get hurt, so you get...