When Hindsight Becomes Foresight

Spoiler alert: this blog post mentions infertility, depression, and suicidal ideation. I've tried to address these topics with sensitivity and authenticity, but if you need to skip this post for the sake of your own mental health, I completely understand.
About seven years ago, I decided it was time to have another kid. We already had three, but I'd thought for several years that our family wouldn't be complete until we had one more, and now the time finally felt right. My depression was under co...