Post-it note with handwritten message in blue marker. The message reads: "Love with [will] always win in a war against hate. -Simon [last name redacted]."

Notecard with green line on the right which reads: "This was wrong and shouldn't have happened. Our hearts go out to you. We know that love is stronger than hate."

Handwritten note written in blue ink on a lined notecard reading: "Sending all of my sympathy, empathy and love. I don't know what else to say. -Hope [last name redacted]. Brooklyn, New York (Former Pittsburgher)."

Note addressed to Dr. Jerry Rabinowitz reading: "Rest in Peace Dr. Rabinowitz. Sue [last name redacted]. Shalom."

Paper booklet with typed text and graphics throughout. Includes itinerary, names of 11 victims, text of "We Remember," acknowledgements, and additional information. Include two quotations by Mahatma Gandhi.

Post-it note with handwritten message in green marker. The message reads: "In this time where hate is prevalent...let's remind each other of how much good there is and teach our children the importance of."

Envelope containing letters written by members of the Point Loma Community Presbyterian Church in San Diego, California. The envelope is labeled with a piece of paper reading: "Letters for Tree of Life Synagogue."

Yellow card with extensive red staining. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

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 contains messages of love and prayer. 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.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Love, Pray, Peace- We [?] all overcame-." It is dated 11/04/18 in the bottom left corner.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated November 2018 and reads: "God's peace be with you. Love, Peggy [last name redacted]."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "We are shocked that this individual felt he could do such a thing. Who gave him the power to act as God? All our prayers are with your community and faith. Blessings! A sad Presbyterian member!"

Folded card with marker illustration. Front and back cover features illustrations of heart superimposed on tree. Interior features illustration of two figures beneath word bubble "Freedom!" and nine balloons.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated Nov. 4, 2018 and reads: "Tree of Life, I give thanks daily to Yahweh, Father Abraham, Moses, and Jesus! We are all one with you, bonding with you, suffering with you, and healing with you! God help us all daily to Love, Joy, and Peace! Please let our pastor Karla Shaw know how we can help further! Shalom, Larry A. [last name redacted] Semper Fi America! San Diego, California."

Folded card on blue paper with various taped cutouts. Front cover contains a white heart-shaped cutout. Inside features cutouts in the shape of a house, sun, and blue sky. The sun's rays are illustrated in colored pencil.

Handmade card in colored pencil on paper. The outside features a series of staples running down the side and two hole punches. Cream-colored yarn is tied in a bow around the left-hand hole. From right to left, the inside reads, in Hebrew: "Zachor" (remember) and "Love, Cat Dog. Me and family are so sorry." Assorted hearts appear on the right flap; a group of multicolored blocks with a heart-shaped cat or dog face on top appears on the left. The back is signed, on the lower center: "From Aviva and Shosie."

Rectangular card from a student at Fountain Valley School in Colorado Springs, Co. The card reads: "Dear members of Tree of Life synagogue, I'm from Vietnam and I stand with you. I'm sorry for your loss. May peace be with you. Shalom [signature]." Illustrated with Vietnamese flag, peace sign, and Star of David.

Folded card with marker illustration. Cover features illustration of tree with ladder. Interior reads, "We are with you at this sorrowful time. The Beth Chai Congregation of Greater Washington." Back cover reads "I hope you feel better. P.S. We will donate $ to you" with two five-pointed stars.

Post-it note with handwritten message and illustrations in green, blue, red, and black marker. The message reads: "He watching over Israel slumbers not nor sleeps." An illustration of houses on a hilltop with a river, trees, heart, and a moon and stars above, appears around the text.