Small saddle-stitched booklet with large wine stain across cover, 37 pages.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated 11/4/2018 and reads: "To my brothers and sisters at the Tree of Life Synagogue: When I was young in Denver, Colorado our Congregation Church (First Plymouth) and the Temple Micah shared our building. The Rabbi was wonderful and we combined our youth groups and spent weekends and retreats together. It was highlight of my life to learn how common our shared heritage and beliefs were across what had been presented to me as "separateness." So untrue!!

Note addressed to Dr. Jerry Rabinowitz reading: "I will miss your Hello and smile all my days at Shadyside Hospital. Kelly [sad face]." Written on notecard which was cut in half.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Tree of Life, I'm sorry that your synagogue has lost many lives on Saturday morning. You are all in my prayers. With love, Maeve [last name redacted] 6th Grade."

Card made by a student from the George Washington University Hillel. The card features a Star of David and reads: "To the Pittsburgh community, We are a city built on steel and kindness and held up by a thriving Jewish community. I miss my home, my city so much right now, but I know that you are strong. I send all my love."

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a turtle with floral and geometric motifs on its shell, legs, and neck. The back contains a handwritten note and a sticker with blue text reading: "Stronger Together." The stock signature: "From your friends at West Allegheny Middle School" appears in the lower center.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dearest sisters and brothers in the Lord, I just wanted to encourage you in the midst of all this tragedy and sadness that God will rise up among the carnage and be glorified through such honor and sadness. He is alive and well, and I know it doesn't feel like He is among you. He is and He will reign forever and be there with you in these hard times. He loves each and every one of you and has a plan for all of this.

Post-it note with handwritten message in green marker. The message reads: "We will never forget. Love conquers Hate [heart]."

Hardwritten card in blue pen on white paper, offering condolences following the October 27 attack.

Cut out card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird with a leaf in its mouth and floral and geometric motifs. The back contains a handwritten note.

Post-it note with handwritten message in green marker. The message reads: "Love will always win! Don't lose hope. -Gabi Z.-"

Post-it note with handwritten message in red marker. The message reads: "Let love rule."

White foamcore board with messages written in multiple marker colors. Board framed by strips of red duct tape.

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.

Rectangular card from a student at Fountain Valley School in Colorado Springs, Co. Front reads: "Tree of Life" and features a Star of David and a peace sign. Back reads: "Dear members of Tree of Life: I'm a Chinese high school student who study in U.S. After I heard the news that what happened in Tree of Life at this weekend. I'm extremely shocked and I still cannot believe that. We really against the discrimination between the religions and I believe that hate is no allowed between religions.

Folded card with marker illustration. Cover shows a Star of David in the center, surrounded by six hearts. Inside features a tree and reads: "May you all be surrounded by love at this difficult time." Back features a Star of David encircled by a heart.

Handwritten card from a student at Goddard Middle School in Littleton, Co. The front and back cover contains the following quote attributed to the medieval Persian poet, Rumi: "Don't grieve, anything you lose comes around in another form." The words in the quote are overlaid with red, green, and blue shading. A large Star of David enclosed by three circles appears below. The upper flap inside reads: "Just because the light stopped shining, doesn't mean we're stuck in darkness. The moon comes out, but the sun still comes up every day.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird holding a leaf in its mouth with geometric and floral motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a flower with geometric motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."