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.
This simple cheat sheet to Buddhist Philosophy will help you stay on your path and mindful of The Four Noble Truths, Buddha’s first sermon after he reached the stage of Nirvana. Not Buddhist but these are things to think about.