1 Chapter 1. Why?

Why is it we must fall in love with those who are most capable of hurting us? Like we know the risk we're at when we first meet them, but somehow they are the person we choose to be with. We start in so cautious, and before you know it you have dedicated all of your heart to them. Why is it so hard to lose someone? And why is it that even though that person is no longer yours, you still want the best for them? How is it that, even though they have broken you heart you still would put up the biggest fight to make sure they are nothing less than happy?