As I've went through life and experienced different setbacks, I have come across what I call some of life's hardest pills to swallow, which are the harsh truths of life that kind of contradict everything that we have been told at a young age.
In life, failure is inevitable. As much as I hate to admit it, not everything in life goes as planned. Not every goal that you set will be achieved. Life isn't something that can be mapped out, no matter how hard you try.