(Post-production by Zak Vitale and Craig Peterson; thanks to Jarett Loeffler.) Nearly a year ago, I scribbled “Replace Brita filter” on my to-do list. But the errand perpetually fell by the wayside.

Nearly a year ago, I scribbled “Replace Brita filter” on my to-do list. But the errand perpetually fell by the wayside. There were so many more pressing tasks to complete. “Oh, it’s fine,” I thought. ...