That's a true! Good things and bad things. Life can not live one of these things, but life needs both. Without bad things you never know when is good. ''Bad things happen in life to teach us how to look at good things in a whole new light.
I'm only responsible for what I say, not for what you understand. Although as an author I am responsible for making readers understand--a reader who doesn't understand is an unhappy reader. (And there is some value to leaving some questions unanswered.