watashiato - n. curiosity about the impact you’ve had on the lives of the people you know, wondering which of your harmless actions or long-forgotten words might have altered the plot of their stories in ways you’ll never get to see.

I found this word in the Dictionary of Obscure Sorrows, which is excerpted at this site. This book includes new words that describe emotions in great depth. One of the descriptions was the word above, watashiato. Of the few dozen I read, this was the one that stood out to me, and it's something I've experienced. Maybe more than just being curious, though.

Read the rest of Watashiato