40 years of existence.  I was hoping for a kaboom! A sudden shift in your existence.  Life shouting, “Hooray! Welcome to life!”  Because as they say, “Life begins at 40!” I’ve heard that so many times throughout the years, and I guess I believed it. Or at least, I wanted to. I always pictured turning 40 as this powerful moment. That it would feel like a celebration. A reward. A chapter where things fall into place. At this age, we’re told we should feel wiser, more confident, more grounded. We should know who we are, own our space in the world, or embracing aging gracefully, society tells us that 40…