Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The sender added the following inscription below, writing: "Tree of Life Members, Holy Angels CCD." The inside reads: "There is always hope" and features a large cross.

Card with flying dove holding an olive branch in its mouth over a navy blue background with light blue tendrils on the front cover. The word "Peace" appears below the dove. Handwritten note in blue marker from Kelly M. from Freedom, Pa.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Rectangular lantern box with wood frame and glass panels. Lantern contains electric candle. Back panel is translucent and features image of a tree. Attached to the handle of the lantern is a bow and a bouquet of white lilies. Front panel features text reading, "Memories. They remind us of people and things we hold dear. They bring smiles, laughter, and sometimes tears. No matter what others may do or say, nothing will ever take these memories away. Memories are more than just a link to the past, sometimes they're all we have that will last."

Post-it note with handwritten message in black ink. The message reads: "We are all brothers and sisters. Your struggle is our struggle. - A Muslim." Color bleeding due to exposure to the elements at the Wilkins memorial.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Post-it note with handwritten message in black marker. The message reads: "We will make the world a better place in the name of your memory."

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Floral tag from floral arrangement sent by the Brown family. The tag reads: "Pittsburgh Strong. We grieve with you. There are no words. Thank you for standing for love. Thank you for fulfilling Exodus 22:21." Note handwritten in blue ink on a printed tag featuring a white rose on the left.

Post-it note with handwritten message in blue ink. The message reads: "We are here."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside is addressed to God, and conveys the writers pain about the October 27 attack. The church's contact information is included on the back of the envelope.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Post-it note with handwritten message in black marker. The message reads: "The neighborhood is with you." A heart appears below.

Card with the words: "My heart is with Squirrel Hill" on the front cover. The message inside is from a life-long Pittsburgh resident with ties to Duquesne University, who writes: "I know that this is a city of incredible love and acceptance, which just makes this tragedy hurt even more."

Handmade card in watercolor on paper. The card features a hand painted illustration of various flowers , including red tulips, growing from the earth against a blue sky. The card reads in the upper center: "Stronger than hate."

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Folded card with colored pencil illustration. Cover shows a whimsical landscape with a flower, smiling sun, and a fruit tree. Inside features a heart and purple circle surrounded by seven floating items, perhaps leaves or butterflies. Back shows a drooping plant with heart shaped leaves.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.