As you guys know, I recently took my first trip without Cal ever (all the way to Sardinia!), and it was a trip filled with both excitement and nostalgia, even though I’ve never been to Sardinia before. Packing up and taking off solo from the airport brought me right back to that familiar feeling of packing for far-flung adventures and jetting off, but this time, I was leaving my little one behind. It brought me back to such an integral part of who I am, but of course, I’m also…