As lovely as Christmas was this year—and believe me, eating cookies and bingeing The Final Table on Netflix satisfied the soul—I was like “BRING IT” to New Year’s. Fresh starts! Clean slates! Hooray!

That I sing this particular hallelujah chorus won’t surprise anyone who’s read This Is Where You Belong—but it may surprise you that I still, despite all the research, believe in my heart of hearts that there are moments when big change is indeed possible, and New Year’s is one of them.

I love s...