I often save screenshots of text messages sent between my family and friends. The small moments of warmth and humor that take place in these threads are precious to me, since I can’t always be with them in person. It takes mere moments, and I love knowing that I’ll forever have memories from my conversations with the people closest to me.

“It’s just like starting a book club,” one student told me, “but instead of reading a different book every month, we pick a different future topic, and everyone brings at least one signal of change.”