We sometimes feel that parenthood drags along mercilessly—that we will forever be making bottles or chicken nuggets or everyone hush up in the car. In fact, the reality is that these years are limited, and as my mom says, they begin snowballing after your kids start kindergarten, racing past you faster and faster until they’re gone in what feels like a blink of time. There are no magic moments that are more special than others. It all counts.