Seven years on, the unseen gravity of memory

(JNS) - Seven years ago, in the calm of a Saturday morning in Pittsburgh, the world convulsed. The Oct. 27 massacre at the Tree of Life*Or L'Simcha, in which 11 Jewish people were killed, did not merely shatter bones and hopes; it bent the axis of everyday life in my hometown neighborhood of Squirrel Hill. And now, in this seventh year, the hard work is no longer just to remember what happened or to respond with declarations of unity; it is to reckon with how memory demands us to live differently.

We often think of memory as a vault, something protective. But memory is not archival; it is comb...