I turned 40 today, and while my children slept, and the house was gloriously quiet, I decided to spend a bit of my birthday thinking about what my life has taught me so far. Here are the first 40 things that came to mind. Growing old is a privilege that we should never stop appreciating no matter how many wrinkles we see in the mirror. If you ever want to know exactly how much you've grown over the years, a birthday age calculator can give you that fun insight! Happiness is a choice that we make each morning, it is not ...